Citations
Ordnance Survey specimens of maps, 1971, GBR/3296/Maps/CCSA.IM_395_80, IM_395_80. Cambridge University Library. |
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Ordnance Survey specimens of maps, 1971, GBR/3296/Maps/CCSA.IM_395_80, IM_395_80. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/238968 Accessed November 13, 2024. |