Citations
Ordnance Survey map prices and royalty charges, 1977-12, GBR/3296/Maps/CCSA.OS_381_115, OS_381_115. Cambridge University Library. |
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Ordnance Survey map prices and royalty charges, 1977-12, GBR/3296/Maps/CCSA.OS_381_115, OS_381_115. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/244793 Accessed April 25, 2025. |