Citations
Abbreviations used in bench mark lists for use by the public only, 1966-05 - 1969-01, GBR/3296/Maps/CCSA.BWA_340_20, BWA_340_20. Cambridge University Library. |
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Abbreviations used in bench mark lists for use by the public only, 1966-05 - 1969-01, GBR/3296/Maps/CCSA.BWA_340_20, BWA_340_20. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/236098 Accessed November 14, 2024. |