Citations
Ordnance Survey list of agents. OS leaflet new series no 3, 1978-04, GBR/3296/Maps/CCSA.OS_380_4, OS_380_4. Cambridge University Library. |
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Ordnance Survey list of agents. OS leaflet new series no 3, 1978-04, GBR/3296/Maps/CCSA.OS_380_4, OS_380_4. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/244748 Accessed April 26, 2025. |