Citations
'Account of the methods and processes adopted for the production of the maps of the Ordnance Survey of the United Kingdom; drawn up by Officers of Royal Engineers employed under Lieut.-General Sir Henry James, R.E., F.R.S., &c., Director-General', 1875, GBR/3296/Maps/CCSA.IM_419_3, IM_419_3. Cambridge University Library. |
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'Account of the methods and processes adopted for the production of the maps of the Ordnance Survey of the United Kingdom; drawn up by Officers of Royal Engineers employed under Lieut.-General Sir Henry James, R.E., F.R.S., &c., Director-General', 1875, GBR/3296/Maps/CCSA.IM_419_3, IM_419_3. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/239281 Accessed May 14, 2025. |