Lancashire CI.SE (6 inch to the mile) - Lancashire CI.SE (6 inch to the mile)
OS revised: 1925 to 1926, Geological Survey resurveyed: 1929 to 1933, Published: 1934 Size: map 31 x 46 cm (ca. 12 x 18 inches), on sheet ca. 47 x 67 cm (ca. 18 x 26 inches)