Citations
Sheet numbering of Ordnance Survey large scale maps. Leaflet no 28, 1973-01, GBR/3296/Maps/CCSA.IM_395_85/37, IM_395_85/37. Cambridge University Library. |
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Sheet numbering of Ordnance Survey large scale maps. Leaflet no 28, 1973-01, GBR/3296/Maps/CCSA.IM_395_85/37, IM_395_85/37. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/239009 Accessed November 14, 2024. |