Citations
Six inch county sheet line field plot records, 1949 - 1954, GBR/3296/Maps/CCSA.OS_L17_1, OS_L17_1. Cambridge University Library. |
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Six inch county sheet line field plot records, 1949 - 1954, GBR/3296/Maps/CCSA.OS_L17_1, OS_L17_1. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/244950 Accessed April 25, 2025. |