Citations
'A guide to the Ordnance Survey "One-inch" map fifth edition', 1987, GBR/3296/Maps/CCSA.IM_427_10, IM_427_10. Cambridge University Library. |
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'A guide to the Ordnance Survey "One-inch" map fifth edition', 1987, GBR/3296/Maps/CCSA.IM_427_10, IM_427_10. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/239379 Accessed November 14, 2024. |