Citations
Ordnance Survey one-inch Old Series working papers, 1973 - 1989, GBR/3296/Maps/CCSA.IM_426_9, IM_426_9. Cambridge University Library. |
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Ordnance Survey one-inch Old Series working papers, 1973 - 1989, GBR/3296/Maps/CCSA.IM_426_9, IM_426_9. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/239357 Accessed May 15, 2025. |