Citations
"On the Map : the official journal of the Ordnance Survey Technical Officers Association", 1941-09 - 1941-12, GBR/3296/Maps/CCSA.OS_415/1, OS_415/1. Cambridge University Library. |
|
"On the Map : the official journal of the Ordnance Survey Technical Officers Association", 1941-09 - 1941-12, GBR/3296/Maps/CCSA.OS_415/1, OS_415/1. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/244909 Accessed November 19, 2024. |