Citations
Map production test group. Tasks 1 to 134, 1972-08 - 1973-11, GBR/3296/Maps/CCSA.OS_167_1, OS_167_1. Cambridge University Library. |
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Map production test group. Tasks 1 to 134, 1972-08 - 1973-11, GBR/3296/Maps/CCSA.OS_167_1, OS_167_1. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/243481 Accessed November 18, 2024. |