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

The most comprehensive, topographic mapping covering all of England and Wales from the 1840s to the 1950s. Two editions for all areas, and then regular updates in the 20th century for urban or rapidly changing areas.

Browse the maps:

• As individual sheets using a zoomable map of England and Wales
• New (Aug 2023) As a seamless zoomable overlay layer (1840s-1880s) on modern satellite imagery and OS maps
• New (Aug 2023) Compare 1st edition (1840s-1880s) with 2nd edition (1888-1913) side-by-side
• As a seamless zoomable overlay layer (1888-1913) on modern satellite imagery and OS maps
• As a seamless zoomable layer (1888-1913) side by side with modern satellite imagery and OS maps
• By map sheet number (eg. Oxfordshire IX.NW) – county text lists

See also:

• Guide to abbreviations – alphabetical list of standard OS abbreviations
• Guide to symbols – OS Characteristics Sheet (1897)
• Characters of writing – OS Lettering Styles (1897)
• Conventional signs and writing – OS Symbols and Lettering (ca. 1923)
• List of counties, with their dates of survey, publication, and changes of meridian.
• Special Emergency Edition sheets, 1938-39 (added October 2022)
• Further information:
  • Map content, principal exclusions, placenames, and survey and revision dates
  • Triangulation, projections, meridians, sheet extents, printing and references