Citations
Test of accuracy 1:2500 survey. Accuracy test no 67; completion report, 1973-01, GBR/3296/Maps/CCSA.FJ_205_35/8, FJ_205_35/8. Cambridge University Library. |
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Test of accuracy 1:2500 survey. Accuracy test no 67; completion report, 1973-01, GBR/3296/Maps/CCSA.FJ_205_35/8, FJ_205_35/8. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/238923 Accessed May 15, 2025. |