Citations
Ordnance Survey of Great Britain. Great Britain, 1:1,000,000 Sheet 2, Catchment Areas [top half only], 1937, GBR/3296/Maps/CCSA.OS_L162, PKC. Cambridge University Library. |
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Ordnance Survey of Great Britain. Great Britain, 1:1,000,000 Sheet 2, Catchment Areas [top half only], 1937, GBR/3296/Maps/CCSA.OS_L162, PKC. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/1428285 Accessed May 19, 2025. |