Citations
An Ordnance Survey Division Officer 1925-30 five and a half years on 25 inch to 1 mile revision, 1978-07 - 1978-09, GBR/3296/Maps/CCSA.IM_405_40, IM_405_40. Cambridge University Library. |
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An Ordnance Survey Division Officer 1925-30 five and a half years on 25 inch to 1 mile revision, 1978-07 - 1978-09, GBR/3296/Maps/CCSA.IM_405_40, IM_405_40. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/239235 Accessed November 14, 2024. |