Citations
'Technical Pamphlet C1: Projections, spheroids, grids and datums', 1968 - 1972-02, GBR/3296/Maps/CCSA.IM_432_6, IM_432_6. Cambridge University Library. |
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'Technical Pamphlet C1: Projections, spheroids, grids and datums', 1968 - 1972-02, GBR/3296/Maps/CCSA.IM_432_6, IM_432_6. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/239459 Accessed September 24, 2024. |