Citations
Ordnance Survey : report on the experimental revision of the 1/2500 Ordnance Survey plans with the aid of photographs taken from the air, 1927-06, GBR/3296/Maps/CCSA.OS_152_24, OS_152_24. Cambridge University Library. |
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Ordnance Survey : report on the experimental revision of the 1/2500 Ordnance Survey plans with the aid of photographs taken from the air, 1927-06, GBR/3296/Maps/CCSA.OS_152_24, OS_152_24. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/243311 Accessed April 30, 2025. |