Citations
Ordnance Survey information : leaflet no 30. Standard mapping services, 1987-03, GBR/3296/Maps/CCSA.OS_143_18/12, OS_143_18/12. Cambridge University Library. |
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Ordnance Survey information : leaflet no 30. Standard mapping services, 1987-03, GBR/3296/Maps/CCSA.OS_143_18/12, OS_143_18/12. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/243103 Accessed April 29, 2025. |