Citations
'Determination of Azimuth Error with the Transit Circle' [Form No. 290], 2 September 1930 - 31 December 1932, GBR/0180/RGO 150/3/6. Cambridge University Library. |
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'Determination of Azimuth Error with the Transit Circle' [Form No. 290], 2 September 1930 - 31 December 1932, GBR/0180/RGO 150/3/6. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/2015802 Accessed May 20, 2025. |