Ordnance Survey Maps - Six-inch England and Wales, 1842 - 1952

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View sheets:
Sheet Number	Date of Survey/Revision	Date of Publication
Northamptonshire Sheet I.NE & II.NW	Revised: 1899	1901
Northamptonshire Sheet IA.SW	Revised: 1899	1901
Northamptonshire Sheet I.SE	Surveyed: 1885	1885
Northamptonshire Sheet I.SE	Revised: 1899	1901
Northamptonshire Sheet I.SE	Revised: 1899	ca. 1935
Northamptonshire Sheet I.SE	Revised: 1950	1952
Northamptonshire Sheet II.NE	Surveyed: 1885	1885
Northamptonshire Sheet II.NE	Revised: 1899	1901
Northamptonshire Sheet II.SW	Surveyed: 1885	1885
Northamptonshire Sheet II.SW	Revised: 1899	1901
Northamptonshire Sheet II.SW	Revised: 1899	ca. 1933
Northamptonshire Sheet II.SW	Revised: 1950	1952
Northamptonshire Sheet II.SE	Surveyed: 1885	1885
Northamptonshire Sheet II.SE	Revised: 1899	1901
Northamptonshire Sheet II.SE	Revised: 1899	ca. 1934
Northamptonshire Sheet II.SE	Revised: 1950	1952
Northamptonshire Sheet III.NW	Surveyed: 1886	1886
Northamptonshire Sheet III.NW	Revised: 1899	1901
Northamptonshire Sheet III.NW	Revised: 1938	ca. 1947
Northamptonshire Sheet III.NW	Revised: 1950	1952
Northamptonshire Sheet III.NE	Surveyed: 1886	1886
Northamptonshire Sheet III.NE	Revised: 1899	1901
Northamptonshire Sheet III.NE	Revised: 1899	ca. 1934
Northamptonshire Sheet III.NE	Revised: 1899	ca. 1939
Northamptonshire Sheet III.NE	Revised: 1950	1952
Northamptonshire Sheet III.SW	Surveyed: 1886	1886
Northamptonshire Sheet III.SW	Revised: 1899	1901
Northamptonshire Sheet III.SW	Revised: 1899	ca. 1933
Northamptonshire Sheet III.SW	Revised: 1938	ca. 1947
Northamptonshire Sheet III.SW	Revised: 1950	1952
Northamptonshire Sheet III.SE	Surveyed: 1886	1886
Northamptonshire Sheet III.SE	Revised: 1899	1901
Northamptonshire Sheet III.SE	Revised: 1899	ca. 1933
Northamptonshire Sheet III.SE	Revised: 1938	ca. 1947
Northamptonshire Sheet III.SE	Revised: 1950	1952
Northamptonshire Sheet IV.NW	Revised: 1899	1901
Northamptonshire Sheet IV.SW	Surveyed: 1886	1886
Northamptonshire Sheet IV.SW	Revised: 1899	1901
Northamptonshire Sheet IV.SW	Revised: 1938	ca. 1948
Northamptonshire Sheet IV.SW	Revised: 1950	1951
Northamptonshire Sheet V.SE	Revised: 1950	1952
Northamptonshire Sheet VI.NW	Revised: 1899	1904
Northamptonshire Sheet VI.NW	Revised: 1949 to 1950	1952
Northamptonshire Sheet VI.NE	Surveyed: 1885	1885
Northamptonshire Sheet VI.NE	Revised: 1899 to 1900	1901
Northamptonshire Sheet VI.NE	Revised: 1950	1952
Northamptonshire Sheet VI.SW	Surveyed: 1885	1885
Northamptonshire Sheet VI.SW	Revised: 1899	1901
Northamptonshire Sheet VI.SW	Revised: 1899	ca. 1931
Northamptonshire Sheet VI.SW	Revised: 1950	1952
Northamptonshire Sheet VI.SE	Surveyed: 1885	1885
Northamptonshire Sheet VI.SE	Revised: 1899 to 1900	1901
Northamptonshire Sheet VI.SE	Revised: 1899 to 1900	ca. 1931
Northamptonshire Sheet VI.SE	Revised: 1950	1952
Northamptonshire Sheet VII.NW	Surveyed: 1885	1885
Northamptonshire Sheet VII.NW	Revised: 1899	1901
Northamptonshire Sheet VII.NW	Revised: 1950	1952
Northamptonshire Sheet VII.NE	Surveyed: 1885	1885
Northamptonshire Sheet VII.NE	Revised: 1899	1901
Northamptonshire Sheet VII.NE	Revised: 1899	ca. 1937
Northamptonshire Sheet VII.NE	Revised: 1950	1952
Northamptonshire Sheet VII.SW	Surveyed: 1885	1885
Northamptonshire Sheet VII.SW	Revised: 1899	1901
Northamptonshire Sheet VII.SW	Revised: 1950	1952
Northamptonshire Sheet VII.SE	Surveyed: 1885	1885
Northamptonshire Sheet VII.SE	Revised: 1899	1901
Northamptonshire Sheet VII.SE	Revised: 1950	1952
Northamptonshire Sheet VIII.NW	Surveyed: 1885	1886
Northamptonshire Sheet VIII.NW	Revised: 1899	1901
Northamptonshire Sheet VIII.NW	Revised: 1925	1927
Northamptonshire Sheet VIII.NW	Revised: 1925	ca. 1936
Northamptonshire Sheet VIII.NW	Revised: 1938	ca. 1947
Northamptonshire Sheet VIII.NW	Revised: 1950	1952
Northamptonshire Sheet VIII.NE	Surveyed: 1885	1886
Northamptonshire Sheet VIII.NE	Revised: 1899 to 1900	1901
Northamptonshire Sheet VIII.NE	Revised: 1924 to 1925	1927
Northamptonshire Sheet VIII.NE	Revised: 1924 to 1925	ca. 1933
Northamptonshire Sheet VIII.NE	Revised: 1924 to 1925	ca. 1940
Northamptonshire Sheet VIII.NE	Revised: 1938	ca. 1947
Northamptonshire Sheet VIII.NE	Revised: 1950	1951
Northamptonshire Sheet VIII.SW	Surveyed: 1885	1886
Northamptonshire Sheet VIII.SW	Revised: 1899	1901
Northamptonshire Sheet VIII.SW	Revised: 1924 to 1925	1927
Northamptonshire Sheet VIII.SW	Revised: 1924 to 1925	ca. 1935
Northamptonshire Sheet VIII.SW	Revised: 1938	ca. 1947
Northamptonshire Sheet VIII.SW	Revised: 1950	1952
Northamptonshire Sheet VIII.SE	Surveyed: 1885	1886
Northamptonshire Sheet VIII.SE	Revised: 1900	1901
Northamptonshire Sheet VIII.SE	Revised: 1924 to 1925	1927
Northamptonshire Sheet VIII.SE	Revised: 1938	ca. 1947
Northamptonshire Sheet VIII.SE	Revised: 1950	1952
Northamptonshire Sheet IX.NW	Surveyed: 1886	1886
Northamptonshire Sheet IX.NW	Revised: 1899	1901
Northamptonshire Sheet IX.NW	Revised: 1899	ca. 1933
Northamptonshire Sheet IX.NW	Revised: 1899	ca. 1942
Northamptonshire Sheet IX.NW	Revised: 1938	ca. 1949
Northamptonshire Sheet IX.NW	Revised: 1950	1951
Northamptonshire Sheet IX.SW	Surveyed: 1886	1886
Northamptonshire Sheet IX.SW	Revised: 1899	1901
Northamptonshire Sheet IX.SW	Revised: 1950	1952
Northamptonshire Sheet X.SW	Revised: 1899	1901
Northamptonshire Sheet X.SE	Surveyed: 1885	1885
Northamptonshire Sheet X.SE	Revised: 1899	1901
Northamptonshire Sheet XI.NW	Revised: 1899	1901
Northamptonshire Sheet XI.NE	Surveyed: 1885	1885
Northamptonshire Sheet XI.NE	Revised: 1899	1901
Northamptonshire Sheet XI.NE	Revised: 1899	ca. 1933
Northamptonshire Sheet XI.NE	Revised: 1950	1952
Northamptonshire Sheet XI.SW	Surveyed: 1885	1885
Northamptonshire Sheet XI.SW	Revised: 1899	1901
Northamptonshire Sheet XI.SW	Revised: 1899	ca. 1933
Northamptonshire Sheet XI.SW	Revised: 1938	ca. 1948
Northamptonshire Sheet XI.SW	Revised: 1950	1952
Northamptonshire Sheet XI.SE	Surveyed: 1884	1885
Northamptonshire Sheet XI.SE	Revised: 1899	1901
Northamptonshire Sheet XI.SE	Revised: 1899	ca. 1933
Northamptonshire Sheet XI.SE	Revised: 1938	1950
Northamptonshire Sheet XI.SE	Revised: 1950	1952
Northamptonshire Sheet XII.NW	Surveyed: 1885	1885
Northamptonshire Sheet XII.NW	Revised: 1899	1901
Northamptonshire Sheet XII.NW	Revised: 1950	1952
Northamptonshire Sheet XII.NE	Surveyed: 1885	1885
Northamptonshire Sheet XII.NE	Revised: 1899	1901
Northamptonshire Sheet XII.NE	Revised: 1950	1952
Northamptonshire Sheet XII.SW	Surveyed: 1884	1885
Northamptonshire Sheet XII.SW	Revised: 1899	1901
Northamptonshire Sheet XII.SW	Revised: 1950	1952
Northamptonshire Sheet XII.SE	Surveyed: 1885	1885
Northamptonshire Sheet XII.SE	Revised: 1899	1901
Northamptonshire Sheet XII.SE	Revised: 1950	1952
Northamptonshire Sheet XIII.NW	Surveyed: 1885	1885
Northamptonshire Sheet XIII.NW	Revised: 1899	1901
Northamptonshire Sheet XIII.NW	Revised: 1950	1952
Northamptonshire Sheet XIII.NE	Surveyed: 1885	1885
Northamptonshire Sheet XIII.NE	Revised: 1899	1901
Northamptonshire Sheet XIII.NE	Revised: 1950	1952
Northamptonshire Sheet XIII.SW	Surveyed: 1885	1885
Northamptonshire Sheet XIII.SW	Revised: 1899	1901
Northamptonshire Sheet XIII.SW	Revised: 1950	1952
Northamptonshire Sheet XIII.SE	Surveyed: 1885	1885
Northamptonshire Sheet XIII.SE	Revised: 1899	1901
Northamptonshire Sheet XIII.SE	Revised: 1950	1952
Northamptonshire Sheet XIV.NW	Surveyed: 1885	1886
Northamptonshire Sheet XIV.NW	Revised: 1899	1901
Northamptonshire Sheet XIV.NW	Revised: 1924	1928
Northamptonshire Sheet XIV.NW	Revised: 1950	1952
Northamptonshire Sheet XV.NE	Revised: 1899	1901
Northamptonshire Sheet XV.SW	Revised: 1899	1901
Northamptonshire Sheet XV.SE	Surveyed: 1885	1885
Northamptonshire Sheet XV.SE	Revised: 1899	1901
Northamptonshire Sheet XVI.NW	Surveyed: 1885	1885
Northamptonshire Sheet XVI.NW	Revised: 1899	1901
Northamptonshire Sheet XVI.NE	Surveyed: 1885	1885
Northamptonshire Sheet XVI.NE	Revised: 1899	1901
Northamptonshire Sheet XVI.NE	Revised: 1923 to 1924	1927
Northamptonshire Sheet XVI.NE	Revised: 1923 to 1924	ca. 1933
Northamptonshire Sheet XVI.NE	Revised: 1950	1952
Northamptonshire Sheet XVI.SW	Surveyed: 1885	1885
Northamptonshire Sheet XVI.SW	Revised: 1899	1901
Northamptonshire Sheet XVI.SE	Surveyed: 1885	1885
Northamptonshire Sheet XVI.SE	Revised: 1899	1901
Northamptonshire Sheet XVI.SE	Revised: 1924	1927
Northamptonshire Sheet XVI.SE	Revised: 1924	ca. 1933
Northamptonshire Sheet XVI.SE	Revised: 1938	1949
Northamptonshire Sheet XVI.SE	Revised: 1950	1952
Northamptonshire Sheet XVII.NW	Surveyed: 1885	1885
Northamptonshire Sheet XVII.NW	Revised: 1899	1901
Northamptonshire Sheet XVII.NW	Revised: 1899	ca. 1936
Northamptonshire Sheet XVII.NW	Revised: 1938	1949
Northamptonshire Sheet XVII.NW	Revised: 1950	1952
Northamptonshire Sheet XVII.NE	Surveyed: 1884	1885
Northamptonshire Sheet XVII.NE	Revised: 1899	1901
Northamptonshire Sheet XVII.NE	Revised: 1938	ca. 1945
Northamptonshire Sheet XVII.NE	Revised: 1950	1952
Northamptonshire Sheet XVII.SW	Surveyed: 1885	1885
Northamptonshire Sheet XVII.SW	Revised: 1899	1901
Northamptonshire Sheet XVII.SW	Revised: 1950	1952
Northamptonshire Sheet XVII.SE	Surveyed: 1885	1885
Northamptonshire Sheet XVII.SE	Revised: 1899	1901
Northamptonshire Sheet XVII.SE	Revised: 1950	1952
Northamptonshire Sheet XVIII.NW	Surveyed: 1884	1885
Northamptonshire Sheet XVIII.NW	Revised: 1899	1901
Northamptonshire Sheet XVIII.NW	Revised: 1924	1927
Northamptonshire Sheet XVIII.NW	Revised: 1950	1952
Northamptonshire Sheet XVIII.NE	Surveyed: 1885	1885
Northamptonshire Sheet XVIII.NE	Revised: 1899	1901
Northamptonshire Sheet XVIII.NE	Revised: 1924	1927
Northamptonshire Sheet XVIII.NE	Revised: 1950	1951
Northamptonshire Sheet XVIII.SW	Surveyed: 1885	1885
Northamptonshire Sheet XVIII.SW	Revised: 1899	1901
Northamptonshire Sheet XVIII.SW	Revised: 1924	1927
Northamptonshire Sheet XVIII.SW	Revised: 1950	1952
Northamptonshire Sheet XVIII.SE	Surveyed: 1885	1885
Northamptonshire Sheet XVIII.SE	Revised: 1899	1901
Northamptonshire Sheet XVIII.SE	Revised: 1924	1927
Northamptonshire Sheet XVIII.SE	Revised: 1950	1952
Northamptonshire Sheet XIX.NW	Surveyed: 1885	1885
Northamptonshire Sheet XIX.NW	Revised: 1899	1901
Northamptonshire Sheet XIX.NW	Revised: 1924	1927
Northamptonshire Sheet XIX.NW	Revised: 1938	ca. 1948
Northamptonshire Sheet XIX.NW	Revised: 1950	1952
Northamptonshire Sheet XIX.SW	Surveyed: 1885	1885
Northamptonshire Sheet XIX.SW	Revised: 1899	1901
Northamptonshire Sheet XIX.SW	Revised: 1924	1927
Northamptonshire Sheet XIX.SW	Revised: 1924	ca. 1938
Northamptonshire Sheet XIX.SW	Revised: 1950	1952
Northamptonshire Sheet XIX.SE	Surveyed: 1885	1885
Northamptonshire Sheet XIX.SE & XX.SW	Revised: 1899	1901
Northamptonshire Sheet XIX.SE & XX.SW	Revised: 1924	1927
Northamptonshire Sheet XIX.SE & XX.SW	Revised: 1924	ca. 1940
Northamptonshire Sheet XIX.SE & XX.SW	Revised: 1950	1952
Northamptonshire Sheet XIX.NE & XX.NW	Surveyed: 1885	1885
Northamptonshire Sheet XIX.NE & XX.NW	Revised: 1899	1901
Northamptonshire Sheet XIX.NE & XX.NW	Revised: 1924	1927
Northamptonshire Sheet XIX.NE & XX.NW	Revised: 1950	1952
Northamptonshire Sheet XXI.SE & XXII.NW & XXII.SW	Revised: 1899	1901
Northamptonshire Sheet XXII.NE	Revised: 1899	1901
Northamptonshire Sheet XXII.SE	Surveyed: 1884	1885
Northamptonshire Sheet XXII.SE	Revised: 1899	1900
Northamptonshire Sheet XXII.SE	Revised: 1950	1952
Northamptonshire Sheet XXIII.NW	Surveyed: 1884	1885
Northamptonshire Sheet XXIII.NW	Revised: 1899	1901
Northamptonshire Sheet XXIII.NE	Surveyed: 1884	1885
Northamptonshire Sheet XXIII.NE	Revised: 1899	1901
Northamptonshire Sheet XXIII.NE	Revised: 1899	ca. 1931
Northamptonshire Sheet XXIII.NE	Revised: 1950	1952
Northamptonshire Sheet XXIII.SW	Surveyed: 1884	1885
Northamptonshire Sheet XXIII.SW	Revised: 1899	1901
Northamptonshire Sheet XXIII.SW	Revised: 1899	ca. 1933
Northamptonshire Sheet XXIII.SW	Revised: 1950	1952
Northamptonshire Sheet XXIII.SE	Surveyed: 1884	1885
Northamptonshire Sheet XXIII.SE	Revised: 1899	1901
Northamptonshire Sheet XXIII.SE	Revised: 1899	ca. 1938
Northamptonshire Sheet XXIII.SE	Revised: 1950	1952
Northamptonshire Sheet XXIV.NW	Surveyed: 1884	1885
Northamptonshire Sheet XXIV.NW	Revised: 1899	1901
Northamptonshire Sheet XXIV.NW	Revised: 1924	1927
Northamptonshire Sheet XXIV.NW	Revised: 1924	1937
Northamptonshire Sheet XXIV.NW	Revised: 1950	1952
Northamptonshire Sheet XXIV.NE	Surveyed: 1884	1885
Northamptonshire Sheet XXIV.NE	Revised: 1899	1901
Northamptonshire Sheet XXIV.NE	Revised: 1924	1927
Northamptonshire Sheet XXIV.NE	Revised: 1924	ca. 1933
Northamptonshire Sheet XXIV.NE	Revised: 1938	ca. 1949
Northamptonshire Sheet XXIV.NE	Revised: 1950	1952
Northamptonshire Sheet XXIV.SW	Surveyed: 1884	1885
Northamptonshire Sheet XXIV.SW	Revised: 1899	1901
Northamptonshire Sheet XXIV.SW	Revised: 1924	1927
Northamptonshire Sheet XXIV.SW	Revised: 1950	1952
Northamptonshire Sheet XXIV.SE	Surveyed: 1884	1885
Northamptonshire Sheet XXIV.SE	Revised: 1899	1901
Northamptonshire Sheet XXIV.SE	Revised: 1924	1927
Northamptonshire Sheet XXIV.SE	Revised: 1950	1952
Northamptonshire Sheet XXV.NW	Surveyed: 1884	1885
Northamptonshire Sheet XXV.NW	Revised: 1899	1901
Northamptonshire Sheet XXV.NW	Revised: 1923	1927
Northamptonshire Sheet XXV.NW	Revised: 1938	ca. 1947
Northamptonshire Sheet XXV.NW	Revised: 1950	1952
Northamptonshire Sheet XXV.NE	Surveyed: 1884	1885
Northamptonshire Sheet XXV.NE	Revised: 1899	1901
Northamptonshire Sheet XXV.NE	Revised: 1923	1927
Northamptonshire Sheet XXV.NE	Revised: 1950	1952
Northamptonshire Sheet XXV.SW	Surveyed: 1884 to 1885	1886
Northamptonshire Sheet XXV.SW	Revised: 1899	1901
Northamptonshire Sheet XXV.SW	Revised: 1924	1927
Northamptonshire Sheet XXV.SW	Revised: 1938	ca. 1947
Northamptonshire Sheet XXV.SW	Revised: 1950	1952
Northamptonshire Sheet XXV.SE	Surveyed: 1884	1886
Northamptonshire Sheet XXV.SE	Revised: 1899	1901
Northamptonshire Sheet XXV.SE	Revised: 1924	1927
Northamptonshire Sheet XXV.SE	Revised: 1938	ca. 1947
Northamptonshire Sheet XXV.SE	Revised: 1950	1952
Northamptonshire Sheet XXVI.NW	Surveyed: 1884	1885
Northamptonshire Sheet XXVI.NW	Revised: 1899	1901
Northamptonshire Sheet XXVI.NW	Revised: 1950	1952
Northamptonshire Sheet XXVI.NE	Surveyed: 1885	1885
Northamptonshire Sheet XXVI.NE	Revised: 1899	1901
Northamptonshire Sheet XXVI.NE	Revised: 1950	1951
Northamptonshire Sheet XXVI.SW	Surveyed: 1884	1885
Northamptonshire Sheet XXVI.SW	Revised: 1899	1901
Northamptonshire Sheet XXVI.SW	Revised: 1950	1952
Northamptonshire Sheet XXVI.SE	Surveyed: 1885	1885
Northamptonshire Sheet XXVI.SE	Revised: 1899	1901
Northamptonshire Sheet XXVI.SE	Revised: 1950	1951
Northamptonshire Sheet XXVII.NW	Surveyed: 1885	1885
Northamptonshire Sheet XXVII.NW	Revised: 1899	1901
Northamptonshire Sheet XXVII.NW	Revised: 1899	ca. 1933
Northamptonshire Sheet XXVII.NW	Revised: 1950	1952
Northamptonshire Sheet XXVII.NE	Surveyed: 1885	1885
Northamptonshire Sheet XXVII.NE	Revised: 1899	1901
Northamptonshire Sheet XXVII.NE	Revised: 1950	1953
Northamptonshire Sheet XXVII.SW	Surveyed: 1885	1885
Northamptonshire Sheet XXVII.SW	Revised: 1899	1901
Northamptonshire Sheet XXVII.SW	Revised: 1899	ca. 1938
Northamptonshire Sheet XXVII.SW	Revised: 1950	1952
Northamptonshire Sheet XXVII.SE	Surveyed: 1885	1885
Northamptonshire Sheet XXVII.SE	Revised: 1899	1901
Northamptonshire Sheet XXVII.SE	Revised: 1950	1952
Northamptonshire Sheet XXVIII.SE	Surveyed: 1886	1886
Northamptonshire Sheet XXVIII.SE	Revised: 1899	1900
Northamptonshire Sheet XXVIII.SE	Revised: 1923	1927
Northamptonshire Sheet XXVIII.SE	Revised: 1938	ca. 1947
Northamptonshire Sheet XXIX.NW	Surveyed: 1884	1884
Northamptonshire Sheet XXIX.NW	Revised: 1899	1900
Northamptonshire Sheet XXIX.NW	Revised: 1950	1952
Northamptonshire Sheet XXIX.NE	Surveyed: 1884	1884
Northamptonshire Sheet XXIX.NE	Revised: 1899	1901
Northamptonshire Sheet XXIX.NE	Revised: 1950	1952
Northamptonshire Sheet XXIX.SW	Surveyed: 1884	1884
Northamptonshire Sheet XXIX.SW	Revised: 1899	1900
Northamptonshire Sheet XXIX.SW	Revised: 1950	1952
Northamptonshire Sheet XXIX.SE	Surveyed: 1884	1884
Northamptonshire Sheet XXIX.SE	Revised: 1899	1901
Northamptonshire Sheet XXIX.SE	Revised: 1899	1933
Northamptonshire Sheet XXIX.SE	Revised: 1950	1952
Northamptonshire Sheet XXX.NW	Surveyed: 1884	1884
Northamptonshire Sheet XXX.NW	Revised: 1899	1900
Northamptonshire Sheet XXX.NW	Revised: 1899	1933
Northamptonshire Sheet XXX.NW	Revised: 1950	1952
Northamptonshire Sheet XXX.NE	Surveyed: 1884	1884
Northamptonshire Sheet XXX.NE	Revised: 1899	1901
Northamptonshire Sheet XXX.NE	Revised: 1950	1952
Northamptonshire Sheet XXX.SW	Surveyed: 1884	1884
Northamptonshire Sheet XXX.SW	Revised: 1899	1900
Northamptonshire Sheet XXX.SW	Revised: 1899	1933
Northamptonshire Sheet XXX.SW	Revised: 1950	1952
Northamptonshire Sheet XXX.SE	Surveyed: 1884	1884
Northamptonshire Sheet XXX.SE	Revised: 1899	1900
Northamptonshire Sheet XXX.SE	Revised: 1950	1952
Northamptonshire Sheet XXXI.NW	Surveyed: 1884	1885
Northamptonshire Sheet XXXI.NW	Revised: 1899	1901
Northamptonshire Sheet XXXI.NW	Revised: 1950	1952
Northamptonshire Sheet XXXI.NE	Surveyed: 1884	1884
Northamptonshire Sheet XXXI.NE	Revised: 1899	1901
Northamptonshire Sheet XXXI.NE	Revised: 1950	1952
Northamptonshire Sheet XXXI.SW	Surveyed: 1884	1884
Northamptonshire Sheet XXXI.SW	Revised: 1899	1901
Northamptonshire Sheet XXXI.SW	Revised: 1950	1952
Northamptonshire Sheet XXXI.SE	Surveyed: 1884	1884
Northamptonshire Sheet XXXI.SE	Revised: 1899	1901
Northamptonshire Sheet XXXI.SE	Revised: 1950	1952
Northamptonshire Sheet XXXII.NW	Surveyed: 1884	1884
Northamptonshire Sheet XXXII.NW	Revised: 1899	1901
Northamptonshire Sheet XXXII.NW	Revised: 1924	1927
Northamptonshire Sheet XXXII.NW	Revised: 1938	ca. 1947
Northamptonshire Sheet XXXII.NW	Revised: 1950	1952
Northamptonshire Sheet XXXII.NE	Surveyed: 1884	1885
Northamptonshire Sheet XXXII.NE	Revised: 1894 to 1899	1901
Northamptonshire Sheet XXXII.NE	Revised: 1924	1927
Northamptonshire Sheet XXXII.NE	Revised: 1938	ca. 1947
Northamptonshire Sheet XXXII.NE	Revised: 1950	1952
Northamptonshire Sheet XXXII.SW	Surveyed: 1884	1884
Northamptonshire Sheet XXXII.SW	Revised: 1894 to 1899	1901
Northamptonshire Sheet XXXII.SW	Revised: 1924	1927
Northamptonshire Sheet XXXII.SW	Revised: 1950	1952
Northamptonshire Sheet XXXII.SE	Surveyed: 1884	1884
Northamptonshire Sheet XXXII.SE	Revised: 1899	1901
Northamptonshire Sheet XXXII.SE	Revised: 1924	1927
Northamptonshire Sheet XXXII.SE	Revised: 1938	ca. 1948
Northamptonshire Sheet XXXII.SE	Revised: 1950	1952
Northamptonshire Sheet XXXIII.NW	Surveyed: 1884	1885
Northamptonshire Sheet XXXIII.NW	Revised: 1899	1901
Northamptonshire Sheet XXXIII.NW	Revised: 1924	1927
Northamptonshire Sheet XXXIII.NW	Revised: 1938	ca. 1948
Northamptonshire Sheet XXXIII.NW	Revised: 1950	1952
Northamptonshire Sheet XXXIII.NE	Surveyed: 1884	1885
Northamptonshire Sheet XXXIII.NE	Revised: 1899	1901
Northamptonshire Sheet XXXIII.NE	Revised: 1924	1927
Northamptonshire Sheet XXXIII.NE	Revised: 1938	ca. 1949
Northamptonshire Sheet XXXIII.NE	Revised: 1950	1952
Northamptonshire Sheet XXXIII.SW	Surveyed: 1884	1885
Northamptonshire Sheet XXXIII.SW	Revised: 1899	1901
Northamptonshire Sheet XXXIII.SW	Revised: 1924	1927
Northamptonshire Sheet XXXIII.SW	Revised: 1938	ca. 1948
Northamptonshire Sheet XXXIII.SW	Revised: 1950	1952
Northamptonshire Sheet XXXIII.SE	Surveyed: 1884	1885
Northamptonshire Sheet XXXIII.SE	Revised: 1899	1901
Northamptonshire Sheet XXXIII.SE	Revised: 1924	1927
Northamptonshire Sheet XXXIII.SE	Revised: 1938	ca. 1948
Northamptonshire Sheet XXXIII.SE	Revised: 1950	1952
Northamptonshire Sheet XXXIV.NW	Surveyed: 1884	1885
Northamptonshire Sheet XXXIV.NW	Revised: 1899	1901
Northamptonshire Sheet XXXIV.NW	Revised: 1924	1928
Northamptonshire Sheet XXXIV.NW	Revised: 1924	ca. 1933
Northamptonshire Sheet XXXIV.NW	Revised: 1950	1952
Northamptonshire Sheet XXXIV.SW	Surveyed: 1884	1885
Northamptonshire Sheet XXXIV.SW	Revised: 1899	1901
Northamptonshire Sheet XXXIV.SW	Revised: 1924	1928
Northamptonshire Sheet XXXIV.SW	Revised: 1950	ca. 1952
Northamptonshire Sheet XXXV.NE	Revised: 1899	1901
Northamptonshire Sheet XXXV.NE	Revised: 1899	1906
Northamptonshire Sheet XXXV.NE	Revised: 1899	ca. 1939
Northamptonshire Sheet XXXV.SE	Revised: 1899	1901
Northamptonshire Sheet XXXV.SE	Revised: 1899	1906
Northamptonshire Sheet XXXVI.NW	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XXXVI.NW	Revised: 1899	1901
Northamptonshire Sheet XXXVI.NW	Revised: 1923	1927
Northamptonshire Sheet XXXVI.NW	Revised: 1923	ca. 1937
Northamptonshire Sheet XXXVI.NW	Revised: 1950	1952
Northamptonshire Sheet XXXVI.NE	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XXXVI.NE	Revised: 1899	1901
Northamptonshire Sheet XXXVI.NE	Revised: 1923	1927
Northamptonshire Sheet XXXVI.NE	Revised: 1950	1952
Northamptonshire Sheet XXXVI.SW	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XXXVI.SW	Revised: 1899	1901
Northamptonshire Sheet XXXVI.SW	Revised: 1923	1927
Northamptonshire Sheet XXXVI.SW	Revised: 1923	ca. 1939
Northamptonshire Sheet XXXVI.SW	Revised: 1938	ca. 1949
Northamptonshire Sheet XXXVI.SW	Revised: 1950	1952
Northamptonshire Sheet XXXVI.SE	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XXXVI.SE	Revised: 1899	1900
Northamptonshire Sheet XXXVI.SE	Revised: 1923	1927
Northamptonshire Sheet XXXVI.SE	Revised: 1950	1952
Northamptonshire Sheet XXXVII.NW	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XXXVII.NW	Revised: 1899	1900
Northamptonshire Sheet XXXVII.NW	Revised: 1950	1952
Northamptonshire Sheet XXXVII.NE	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XXXVII.NE	Revised: 1899	1900
Northamptonshire Sheet XXXVII.NE	Revised: 1950	1952
Northamptonshire Sheet XXXVII.SW	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XXXVII.SW	Revised: 1899	1901
Northamptonshire Sheet XXXVII.SW	Revised: 1950	1952
Northamptonshire Sheet XXXVII.SE	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XXXVII.SE	Revised: 1899	1901
Northamptonshire Sheet XXXVII.SE	Revised: 1950	1952
Northamptonshire Sheet XXXVIII.NW	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XXXVIII.NW	Revised: 1899	1900
Northamptonshire Sheet XXXVIII.NW	Revised: 1924	1927
Northamptonshire Sheet XXXVIII.NW	Revised: 1950	1952
Northamptonshire Sheet XXXVIII.NE	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XXXVIII.NE	Revised: 1899	1900
Northamptonshire Sheet XXXVIII.NE	Revised: 1923	1927
Northamptonshire Sheet XXXVIII.NE	Revised: 1950	1952
Northamptonshire Sheet XXXVIII.SW	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XXXVIII.SW	Revised: 1899	1901
Northamptonshire Sheet XXXVIII.SW	Revised: 1924	1927
Northamptonshire Sheet XXXVIII.SW	Revised: 1938	ca. 1946
Northamptonshire Sheet XXXVIII.SW	Revised: 1950	1952
Northamptonshire Sheet XXXVIII.SE	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XXXVIII.SE	Revised: 1899	1901
Northamptonshire Sheet XXXVIII.SE	Revised: 1923 to 1924	1927
Northamptonshire Sheet XXXVIII.SE	Revised: 1950	1952
Northamptonshire Sheet XXXIX.NW	Surveyed: 1884	1884
Northamptonshire Sheet XXXIX.NW	Revised: 1899	1901
Northamptonshire Sheet XXXIX.NW	Revised: 1923 to 1924	1927
Northamptonshire Sheet XXXIX.NW	Revised: 1938	ca. 1948
Northamptonshire Sheet XXXIX.NW	Revised: 1950	1952
Northamptonshire Sheet XXXIX.NE	Surveyed: 1884	1886
Northamptonshire Sheet XXXIX.NE	Revised: 1899	1901
Northamptonshire Sheet XXXIX.NE	Revised: 1923 to 1924	1927
Northamptonshire Sheet XXXIX.NE	Revised: 1938	ca. 1948
Northamptonshire Sheet XXXIX.NE	Revised: 1950	1952
Northamptonshire Sheet XXXIX.SW	Surveyed: 1884 to 1885	1885
Northamptonshire Sheet XXXIX.SW	Revised: 1899	1901
Northamptonshire Sheet XXXIX.SW	Revised: 1923	1926
Northamptonshire Sheet XXXIX.SW	Revised: 1938	ca. 1948
Northamptonshire Sheet XXXIX.SW	Revised: 1950	1952
Northamptonshire Sheet XXXIX.SE	Surveyed: 1884 to 1885	1885
Northamptonshire Sheet XXXIX.SE	Revised: 1899	1901
Northamptonshire Sheet XXXIX.SE	Revised: 1923 to 1924	1927
Northamptonshire Sheet XXXIX.SE	Revised: 1938	ca. 1948
Northamptonshire Sheet XXXIX.SE	Revised: 1950	1952
Northamptonshire Sheet XL.NW	Surveyed: 1884	1884
Northamptonshire Sheet XL.NW	Revised: 1899	1901
Northamptonshire Sheet XL.NW	Revised: 1924	1927
Northamptonshire Sheet XL.NW	Revised: 1938	ca. 1947
Northamptonshire Sheet XL.NW	Revised: 1950	1951
Northamptonshire Sheet XL.NE	Surveyed: 1884	1884
Northamptonshire Sheet XL.NE	Revised: 1899	1901
Northamptonshire Sheet XL.NE	Revised: 1923 to 1924	1927
Northamptonshire Sheet XL.NE	Revised: 1950	1952
Northamptonshire Sheet XL.SW	Surveyed: 1884	1884
Northamptonshire Sheet XL.SW	Revised: 1899	1901
Northamptonshire Sheet XL.SW	Revised: 1923	1927
Northamptonshire Sheet XL.SW	Revised: 1923	ca. 1936
Northamptonshire Sheet XL.SW	Revised: 1938	ca. 1949
Northamptonshire Sheet XL.SW	Revised: 1950	1952
Northamptonshire Sheet XL.SE	Surveyed: 1884	1884
Northamptonshire Sheet XL.SE	Revised: 1899 to 1900	1901
Northamptonshire Sheet XL.SE	Revised: 1923	1928
Northamptonshire Sheet XL.SE	Revised: 1923	ca. 1938
Northamptonshire Sheet XL.SE	Revised: 1938	ca. 1949
Northamptonshire Sheet XL.SE	Revised: 1950	1952
Northamptonshire Sheet XLI.NW	Surveyed: 1884	1885
Northamptonshire Sheet XLI.NW	Revised: 1899 to 1900	1901
Northamptonshire Sheet XLI.NW	Revised: 1924	1928
Northamptonshire Sheet XLI.NW	Revised: 1950	1952
Northamptonshire Sheet XLII.NE	Revised: 1899	1901
Northamptonshire Sheet XLII.NE	Revised: 1899	1905
Northamptonshire Sheet XLII.NE	Revised: 1923	1926
Northamptonshire Sheet XLII.NE	Revised: 1923	ca. 1936
Northamptonshire Sheet XLII.SW	Revised: 1899	1901
Northamptonshire Sheet XLII.SW	Revised: 1899	1906
Northamptonshire Sheet XLII.SW	Revised: 1923	1927
Northamptonshire Sheet XLII.SW	Revised: 1923	ca. 1939
Northamptonshire Sheet XLII.SE	Surveyed: 1883	1884
Northamptonshire Sheet XLII.SE	Revised: 1883 to 1884	1901
Northamptonshire Sheet XLII.SE	Revised: 1924	1926
Northamptonshire Sheet XLII.SE	Revised: 1924	ca. 1933
Northamptonshire Sheet XLIII.NW	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XLIII.NW	Revised: 1899 to 1900	1900
Northamptonshire Sheet XLIII.NW	Revised: 1923	1927
Northamptonshire Sheet XLIII.NW	Revised: 1923	ca. 1936
Northamptonshire Sheet XLIII.NW	Revised: 1938	ca. 1949
Northamptonshire Sheet XLIII.NW	Revised: 1950	1952
Northamptonshire Sheet XLIII.NE	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XLIII.NE	Revised: 1899 to 1900	1900
Northamptonshire Sheet XLIII.NE	Revised: 1923	1926
Northamptonshire Sheet XLIII.NE	Revised: 1950	1952
Northamptonshire Sheet XLIII.SW	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XLIII.SW	Revised: 1899	1900
Northamptonshire Sheet XLIII.SW	Revised: 1923	1927
Northamptonshire Sheet XLIII.SW	Revised: 1938	ca. 1948
Northamptonshire Sheet XLIII.SW	Revised: 1950	1952
Northamptonshire Sheet XLIII.SE	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XLIII.SE	Revised: 1899	1900
Northamptonshire Sheet XLIII.SE	Revised: 1923	1927
Northamptonshire Sheet XLIII.SE	Revised: 1933	ca. 1941
Northamptonshire Sheet XLIII.SE	Revised: 1950	1952
Northamptonshire Sheet XLIV.NW	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XLIV.NW	Revised: 1899	1901
Northamptonshire Sheet XLIV.NW	Revised: 1923	1926
Northamptonshire Sheet XLIV.NW	Revised: 1950	1952
Northamptonshire Sheet XLIV.NE	Surveyed: 1883 to 1884	1885
Northamptonshire Sheet XLIV.NE	Revised: 1899	1901
Northamptonshire Sheet XLIV.NE	Revised: 1923	1927
Northamptonshire Sheet XLIV.NE	Revised: 1938	ca. 1946
Northamptonshire Sheet XLIV.NE	Revised: 1950	1952
Northamptonshire Sheet XLIV.SW	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XLIV.SW	Revised: 1899	1901
Northamptonshire Sheet XLIV.SW	Revised: 1923	1927
Northamptonshire Sheet XLIV.SW	Revised: 1950	1952
Northamptonshire Sheet XLIV.SE	Surveyed: 1883 to 1884	1885
Northamptonshire Sheet XLIV.SE	Revised: 1899	1901
Northamptonshire Sheet XLIV.SE	Revised: 1923	1927
Northamptonshire Sheet XLIV.SE	Revised: 1938	ca. 1946
Northamptonshire Sheet XLIV.SE	Revised: 1950	1952
Northamptonshire Sheet XLV.NW	Surveyed: 1883 to 1884	1885
Northamptonshire Sheet XLV.NW	Revised: 1899	1901
Northamptonshire Sheet XLV.NW	Revised: 1924	1927
Northamptonshire Sheet XLV.NW	Revised: 1938	ca. 1947
Northamptonshire Sheet XLV.NW	Revised: 1950	1952
Northamptonshire Sheet XLV.NE	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XLV.NE	Revised: 1899	1901
Northamptonshire Sheet XLV.NE	Revised: 1923	1927
Northamptonshire Sheet XLV.NE	Revised: 1938	ca. 1946
Northamptonshire Sheet XLV.NE	Revised: 1950	1952
Northamptonshire Sheet XLV.SW	Surveyed: 1883 to 1884	1885
Northamptonshire Sheet XLV.SW	Revised: 1899	1901
Northamptonshire Sheet XLV.SW	Revised: 1923 to 1924	1927
Northamptonshire Sheet XLV.SW	Revised: 1938	ca. 1946
Northamptonshire Sheet XLV.SW	Revised: 1950	1952
Northamptonshire Sheet XLV.SE	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XLV.SE	Revised: 1899	1901
Northamptonshire Sheet XLV.SE	Revised: 1923	1927
Northamptonshire Sheet XLV.SE	Revised: 1950	1952
Northamptonshire Sheet XLVI.NW	Surveyed: 1883	1884
Northamptonshire Sheet XLVI.NW	Revised: 1899	1901
Northamptonshire Sheet XLVI.NW	Revised: 1950	1952
Northamptonshire Sheet XLVI.NE	Surveyed: 1883	1884
Northamptonshire Sheet XLVI.NE	Revised: 1899	1901
Northamptonshire Sheet XLVI.NE	Revised: 1950	1952
Northamptonshire Sheet XLVI.SW	Surveyed: 1883	1884
Northamptonshire Sheet XLVI.SW	Revised: 1899	1901
Northamptonshire Sheet XLVI.SW	Revised: 1950	1952
Northamptonshire Sheet XLVI.SE	Surveyed: 1883 to 1884	1884
Northamptonshire Sheet XLVI.SE	Revised: 1899	1900
Northamptonshire Sheet XLVI.SE	Revised: 1950	1952
Northamptonshire Sheet XLVII.NW	Surveyed: 1884	1884
Northamptonshire Sheet XLVII.NW	Revised: 1899	1901
Northamptonshire Sheet XLVII.NW	Revised: 1923 to 1924	1927
Northamptonshire Sheet XLVII.NW	Revised: 1923 to 1924	ca. 1939
Northamptonshire Sheet XLVII.NW	Revised: 1938	ca. 1949
Northamptonshire Sheet XLVII.NW	Revised: 1950	1952
Northamptonshire Sheet XLVII.NE	Surveyed: 1884	1884
Northamptonshire Sheet XLVII.NE	Revised: 1899	1901
Northamptonshire Sheet XLVII.NE	Revised: 1923 to 1924	1927
Northamptonshire Sheet XLVII.NE	Revised: 1950	1952
Northamptonshire Sheet XLIX.NW	Revised: 1899	1901
Northamptonshire Sheet XLIX.NW	Revised: 1899	1906
Northamptonshire Sheet XLIX.NW	Revised: 1899	ca. 1939
Northamptonshire Sheet XLIX.NE	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet XLIX.NE	Revised: 1899	1900
Northamptonshire Sheet XLIX.NE	Revised: 1899	ca. 1933
Northamptonshire Sheet XLIX.SW	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet XLIX.SE	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet XLIX.SE	Revised: 1899	1900
Northamptonshire Sheet L.NW	Surveyed: 1883	1884
Northamptonshire Sheet L.NW	Revised: 1899	1901
Northamptonshire Sheet L.NW	Revised: 1899	ca. 1931
Northamptonshire Sheet L.NW	Revised: 1950	1952
Northamptonshire Sheet L.NE	Surveyed: 1883	1884
Northamptonshire Sheet L.NE	Revised: 1899	1901
Northamptonshire Sheet L.NE	Revised: 1950	1952
Northamptonshire Sheet L.SW	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet L.SW	Revised: 1899	1901
Northamptonshire Sheet L.SW	Revised: 1899	ca. 1939
Northamptonshire Sheet L.SW	Revised: 1950	1952
Northamptonshire Sheet L.SE	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet L.SE	Revised: 1899	1900
Northamptonshire Sheet L.SE	Revised: 1899	ca. 1931
Northamptonshire Sheet L.SE	Revised: 1950	1952
Northamptonshire Sheet LI.NW	Surveyed: 1883	1884
Northamptonshire Sheet LI.NW	Revised: 1899	1900
Northamptonshire Sheet LI.NW	Revised: 1950	1952
Northamptonshire Sheet LI.NE	Surveyed: 1883	1884
Northamptonshire Sheet LI.NE	Revised: 1899	1900
Northamptonshire Sheet LI.NE	Revised: 1950	1952
Northamptonshire Sheet LI.SW	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LI.SW	Revised: 1899	1901
Northamptonshire Sheet LI.SW	Revised: 1899	ca. 1933
Northamptonshire Sheet LI.SW	Revised: 1950	1952
Northamptonshire Sheet LI.SE	Surveyed: 1883	1884
Northamptonshire Sheet LI.SE	Revised: 1899	1900
Northamptonshire Sheet LI.SE	Revised: 1899	ca. 1935
Northamptonshire Sheet LI.SE	Revised: 1950	1952
Northamptonshire Sheet LII.NW	Surveyed: 1883	1884
Northamptonshire Sheet LII.NW	Revised: 1899	1901
Northamptonshire Sheet LII.NW	Revised: 1950	1952
Northamptonshire Sheet LII.NE	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LII.NE	Revised: 1899	1901
Northamptonshire Sheet LII.NE	Revised: 1950	1952
Northamptonshire Sheet LII.SW	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LII.SW	Revised: 1899	1900
Northamptonshire Sheet LII.SW	Revised: 1899	ca. 1931
Northamptonshire Sheet LII.SW	Revised: 1950	1952
Northamptonshire Sheet LII.SE	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LIII.NW	Surveyed: 1883	1884
Northamptonshire Sheet LIII.NE	Surveyed: 1883	1884
Northamptonshire Sheet LIII.SW	Surveyed: 1883	1884
Northamptonshire Sheet LIV	Revised: 1920 to 1921	1923
Northamptonshire Sheet LIV.NW	Surveyed: 1883	1884
Northamptonshire Sheet LIV.NW	Revised: 1920	1923
Northamptonshire Sheet LIV.NE	Surveyed: 1883	1884
Northamptonshire Sheet LIV.NE	Revised: 1899	1900
Northamptonshire Sheet LIV.NE	Revised: 1920 to 1921	1923
Northamptonshire Sheet LIV.SW	Surveyed: 1883	1884
Northamptonshire Sheet LIV.SW	Revised: 1920	1923
Northamptonshire Sheet LIV.SE	Surveyed: 1883	1884
Northamptonshire Sheet LIV.SE	Revised: 1920 to 1921	1923
Northamptonshire Sheet LIV.SE	Revised: 1920	ca. 1946
Northamptonshire Sheet LV.NW	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LV.NW	Revised: 1899	1900
Northamptonshire Sheet LV.NW	Revised: 1900	ca. 1933
Northamptonshire Sheet LV.NW	Revised: 1950	1952
Northamptonshire Sheet LV.NE	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LV.NE	Revised: 1899	1901
Northamptonshire Sheet LV.NE	Revised: 1950	1952
Northamptonshire Sheet LV.SW	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LV.SW	Revised: 1899	1900
Northamptonshire Sheet LV.SW	Revised: 1899	ca. 1933
Northamptonshire Sheet LV.SW	Revised: 1949 to 1950	1952
Northamptonshire Sheet LV.SE	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LV.SE	Revised: 1899	1900
Northamptonshire Sheet LV.SE	Revised: 1950	1952
Northamptonshire Sheet LVI.NW	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LVI.NW	Revised: 1899	1901
Northamptonshire Sheet LVI.NW	Revised: 1950	1952
Northamptonshire Sheet LVI.NE	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LVI.NE	Revised: 1899	1900
Northamptonshire Sheet LVI.NE	Revised: 1899	ca. 1931
Northamptonshire Sheet LVI.NE	Revised: 1950	1952
Northamptonshire Sheet LVI.SW	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LVI.SW	Revised: 1899	1900
Northamptonshire Sheet LVI.SW	Revised: 1950	1952
Northamptonshire Sheet LVI.SE	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LVI.SE	Revised: 1899	1900
Northamptonshire Sheet LVI.SE	Revised: 1950	1952
Northamptonshire Sheet LVII.NW	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LVII.NE	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LVII.SW	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LVIII	Revised: 1920 to 1921	1923
Northamptonshire Sheet LVIII.NW	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LVIII.NW	Revised: 1921	1923
Northamptonshire Sheet LVIII.NW	Revised: 1938	ca. 1944
Northamptonshire Sheet LVIII.NE	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LVIII.NE	Revised: 1921	1923
Northamptonshire Sheet LVIII.SW	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LVIII.SW	Revised: 1921	1923
Northamptonshire Sheet LVIII.SW	Revised: 1938	ca. 1944
Northamptonshire Sheet LVIII.SE	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LVIII.SE	Revised: 1898	1900
Northamptonshire Sheet LVIII.SE	Revised: 1920	1923
Northamptonshire Sheet LVIII.SE	Revised: 1920	ca. 1947
Northamptonshire Sheet LIX.NW	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LIX.NW	Revised: 1898	1900
Northamptonshire Sheet LIX.NW	Revised: 1923	1927
Northamptonshire Sheet LIX.NW	Revised: 1923	ca. 1938
Northamptonshire Sheet LIX.NW	Revised: 1949	1952
Northamptonshire Sheet LIX.NE	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LIX.NE	Revised: 1898	1901
Northamptonshire Sheet LIX.NE	Revised: 1923	1927
Northamptonshire Sheet LIX.NE	Revised: 1950	1952
Northamptonshire Sheet LIX.SW	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LIX.SW	Revised: 1898	1900
Northamptonshire Sheet LIX.SW	Revised: 1923	1927
Northamptonshire Sheet LIX.SW	Revised: 1923	ca. 1938
Northamptonshire Sheet LIX.SW	Revised: 1949	1952
Northamptonshire Sheet LIX.SE	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LX.NW	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LX.NE	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LX.SW	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LX.SE	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LXI.NW	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LXI.NE	Surveyed: 1883	1883
Northamptonshire Sheet LXI.SW	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LXI.SE	Surveyed: ca. 1882 to 1883	1883
Northamptonshire Sheet LXII	Revised: 1920	1923
Northamptonshire Sheet LXII.NW	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LXII.NW	Revised: 1920	1923
Northamptonshire Sheet LXII.NE	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LXII.NE	Revised: 1898	1900
Northamptonshire Sheet LXII.NE	Revised: 1920	1923
Northamptonshire Sheet LXII.NE	Revised: 1920	ca. 1949
Northamptonshire Sheet LXII.SW	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LXII.SW	Revised: 1920	1923
Northamptonshire Sheet LXII.SE	Surveyed: 1882 to 1883	1884
Northamptonshire Sheet LXII.SE	Revised: 1920	1923
Northamptonshire Sheet LXIII.NW	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LXIII.NE	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LXIII.SW	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LXIII.SW	Revised: 1920	1923
Northamptonshire Sheet LXIII.SW	Revised: 1920	ca. 1948
Northamptonshire Sheet LXIII.SW	Revised: 1950	1952
Northamptonshire Sheet LXIII.SE	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LXIV.NE	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LXV.NW	Surveyed: 1880	1883
Northamptonshire Sheet LXVI	Revised: 1919 to 1920	1923
Northamptonshire Sheet LXVI.NW	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LXVI.NW	Revised: 1920	1923
Northamptonshire Sheet LXVI.NE	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LXVI.NE	Revised: 1920	1923
Northamptonshire Sheet LXVII.NW	Surveyed: 1882 to 1883	1883
Northamptonshire Sheet LXVII.NW	Revised: 1920	1923
Northamptonshire Sheet LXVII.NW	Revised: 1920	ca. 1950
Northamptonshire Sheet LXVII.NW	Revised: 1950	1952

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Ordnance Survey Maps - Six-inch England and Wales, 1842 - 1952

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