Herbert Philipp examining a high vacuum tube used in measuring the photoelectric emission from germanium crystals.
Tuesday, October 10, 2017, 10:00 pm EDT
New York Academy of Medicine (New York, NY)
Monday, October 9, 2017, 7:30 pm EDT
University of Pennsylvania (Philadelphia, PA)
Monday, October 9, 2017, 4:00 pm EDT
University of Pennsylvania (Philadelphia, PA)
Thursday, October 5, 2017, 10:30 pm EDT
New York Academy of Medicine (New York, NY)
Thursday, October 5, 2017, 8:30 pm EDT
The Center for Science & Society, Columbia University (New York, NY)
Thursday, October 5, 2017, 6:00 pm EDT
Wednesday, October 4, 2017, 11:00 pm EDT
University of Pennsylvania (Philadelphia, PA)
Wednesday, October 4, 2017, 10:15 pm EDT
The Wagner Free Institute of Science (Philadelphia, PA)
Wednesday, October 4, 2017, 6:00 pm EDT
Monday, October 2, 2017, 7:30 pm EDT
University of Pennsylvania (Philadelphia, PA)
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