Image
Herbert Philipp examining a high vacuum tube used in measuring the photoelectric emission from germanium crystals.
Wednesday, October 12, 2022, 10:00 pm EDT
The College of Physicians of Philadelphia
Wednesday, October 12, 2022, 12:00 pm EDT
Wednesday, October 12, 2022, 9:30 am EDT
Tuesday, October 11, 2022, 12:00 pm EDT
Monday, October 10, 2022, 10:00 pm EDT
Science History Institute
Friday, October 7, 2022, 9:00 pm EDT
Science History Institute
Friday, October 7, 2022, 2:30 pm EDT
Friday, October 7, 2022, 10:00 am EDT
Thursday, October 6, 2022, 4:00 pm EDT
Harvard University
Thursday, October 6, 2022, 12:00 pm EDT
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