Herbert Philipp examining a high vacuum tube used in measuring the photoelectric emission from germanium crystals.
Thursday, February 23, 2023, 9:00 pm EST
Columbia University, Center for Science and Society, Muslim Student Association, Middle East Institute
Wednesday, February 22, 2023, 11:00 pm EST
The University Seminars at Columbia University, Columbia University in the City of New York, NYU Gallatin School of Individualized Study, The Graduate Center, City University of New York, The New York Academy of Medicine, The New York Academy of Sciences
Wednesday, February 22, 2023, 9:00 pm EST
Harvard University
Wednesday, February 22, 2023, 6:00 pm EST
American Philosophical Society
Wednesday, February 22, 2023, 12:00 am EST
Library Company of Philadelphia
Tuesday, February 21, 2023, 6:00 pm EST
Tuesday, February 21, 2023, 5:00 pm EST
Science History Institute
Tuesday, February 21, 2023, 5:00 pm EST
Columbia University
Tuesday, February 21, 2023, 2:00 pm EST
Tuesday, February 21, 2023, 11:00 am EST
© 2026 Consortium for History of Science, Technology and Medicine | Copyright Infringement