Citations
Symbols on Ordnance Survey Landranger maps – 1:50,000 scale, 1981, GBR/3296/Maps/CCSA.DA_610_1_24, DA_610_1_24. Cambridge University Library. |
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Symbols on Ordnance Survey Landranger maps – 1:50,000 scale, 1981, GBR/3296/Maps/CCSA.DA_610_1_24, DA_610_1_24. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/246114 Accessed September 21, 2024. |