Citations
Ordnance Survey maps - method of referencing the National Grid, 1950, GBR/3296/Maps/CCSA.MOD_405_9, MOD_405_9. Cambridge University Library. |
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Ordnance Survey maps - method of referencing the National Grid, 1950, GBR/3296/Maps/CCSA.MOD_405_9, MOD_405_9. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/241235 Accessed May 03, 2025. |