Note from Victor Purcell of Cambridge, forwarding a letter received from Werner Eichorn, discussing the possibility of becoming one of Joseph Needham's collaborators, and other matters, 1954-01-25, GBR/1928/NRI/SCC2/179/15. The Papers and Possessions of Joseph Needham, GBR/1928/NRI/NRI2. Needham Research Institute. https://archivesearch.lib.cam.ac.uk/repositories/21/archival_objects/335225 Accessed January 28, 2025.