Citations
Master file. 1:50,000 1st Series sheet 197 , 1971 - 1979, GBR/3296/Maps/CCSA.OS_71_3, OS_71_3. Cambridge University Library. |
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Master file. 1:50,000 1st Series sheet 197 , 1971 - 1979, GBR/3296/Maps/CCSA.OS_71_3, OS_71_3. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/242301 Accessed April 30, 2025. |