Citations
Drawing instructions for the quarter inch Fifth Series. Amendment no 1, 1964-07, GBR/3296/Maps/CCSA.OS_149_15/1, OS_149_15/1. Cambridge University Library. |
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Drawing instructions for the quarter inch Fifth Series. Amendment no 1, 1964-07, GBR/3296/Maps/CCSA.OS_149_15/1, OS_149_15/1. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/243202 Accessed April 29, 2025. |