Citations
1:50,000 sheet 166 First Series negatives, in plastic envelope, 1973, GBR/3296/Maps/CCSA.OS_L5_1, OS_L5_1. Cambridge University Library. |
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1:50,000 sheet 166 First Series negatives, in plastic envelope, 1973, GBR/3296/Maps/CCSA.OS_L5_1, OS_L5_1. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/244938 Accessed April 26, 2025. |