Citations
Record of contouring for 1/25000 km plans, 1943 - 1945, GBR/3296/Maps/CCSA.OS_L23_1, OS_L23_1. Cambridge University Library. |
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Record of contouring for 1/25000 km plans, 1943 - 1945, GBR/3296/Maps/CCSA.OS_L23_1, OS_L23_1. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/244956 Accessed April 25, 2025. |