Citations
Instructions for drawing and correcting 12" plans for reduction to 6" scale, 1935-03, GBR/3296/Maps/CCSA.OS_152_6, OS_152_6. Cambridge University Library. |
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Instructions for drawing and correcting 12" plans for reduction to 6" scale, 1935-03, GBR/3296/Maps/CCSA.OS_152_6, OS_152_6. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/243295 Accessed April 30, 2025. |