Citations
'Investigation of the accuracy of plotting and scaling-off', 1955, GBR/3296/Maps/CCSA.IM_554_4, IM_554_4. Cambridge University Library. |
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'Investigation of the accuracy of plotting and scaling-off', 1955, GBR/3296/Maps/CCSA.IM_554_4, IM_554_4. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/240531 Accessed November 15, 2024. |