Citations
Small scale control job file. 1/625,000 Great Britain : Population Density 1951 sheet 1 : experimental colour wedges (2), 1957 - 1959, GBR/3296/Maps/CCSA.OS_101_5/2, OS_101_5/2. Cambridge University Library. |
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Small scale control job file. 1/625,000 Great Britain : Population Density 1951 sheet 1 : experimental colour wedges (2), 1957 - 1959, GBR/3296/Maps/CCSA.OS_101_5/2, OS_101_5/2. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/242464 Accessed May 01, 2025. |