Citations
Ordnance Survey Map Users' Conference 1975 : other papers, 1975-11, GBR/3296/Maps/CCSA.IM_398_10, IM_398_10. Cambridge University Library. |
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Ordnance Survey Map Users' Conference 1975 : other papers, 1975-11, GBR/3296/Maps/CCSA.IM_398_10, IM_398_10. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/239107 Accessed September 23, 2024. |