Citations
The Biscuit Book 1966. Ordnance Survey instructions for the planning and preparation of large scale maps, 1966, GBR/3296/Maps/CCSA.OS_142_1, OS_142_1. Cambridge University Library. |
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The Biscuit Book 1966. Ordnance Survey instructions for the planning and preparation of large scale maps, 1966, GBR/3296/Maps/CCSA.OS_142_1, OS_142_1. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/243072 Accessed November 18, 2024. |