Citations
Postcard showing a 'Large planetarium, named the Sphere of Leyden, constructed by Steven Tracy at Rotterdam, about 1700', 1965-12-27, GBR/1928/NRI/SCC2/105/1/40. Needham Research Institute. |
|
Postcard showing a 'Large planetarium, named the Sphere of Leyden, constructed by Steven Tracy at Rotterdam, about 1700', 1965-12-27, GBR/1928/NRI/SCC2/105/1/40. Needham Research Institute. https://archivesearch.lib.cam.ac.uk/repositories/21/archival_objects/345812 Accessed May 21, 2025. |