Citations
A description of the large scale maps of Great Britain produced and published by the Ordnance Survey, with specimens, symbol sheet, and diagrams, 1930, GBR/3296/Maps/CCSA.OS_143_11, OS_143_11. Cambridge University Library. |
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A description of the large scale maps of Great Britain produced and published by the Ordnance Survey, with specimens, symbol sheet, and diagrams, 1930, GBR/3296/Maps/CCSA.OS_143_11, OS_143_11. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/243081 Accessed April 30, 2025. |