Lewis and Clark botanical specimen, Nicotiana.
Wednesday, March 20, 2019, 10:00 pm EDT
Wagner Free Institute of Science
Tuesday, March 19, 2019, 6:00 pm EDT
Monday, March 18, 2019, 11:30 pm EDT
The Huntington
Monday, March 18, 2019, 10:30 pm EDT
The College of Physicians of Philadelphia, The Section on Medical History of The College of Physicians of Philadelphia and the Legacy Center of Drexel University College of Medicine (DUCOM)
Monday, March 18, 2019, 7:30 pm EDT
University of Pennsylvania
Saturday, March 16, 2019, 4:30 pm EDT
Cold Spring Harbor Laboratory
Saturday, March 16, 2019, 2:00 pm EDT
Cold Spring Harbor Laboratory
Friday, March 15, 2019, 12:00 pm EDT
Friday, March 15, 2019, 9:30 am EDT
Thursday, March 14, 2019, 9:30 pm EDT
Library Company of Philadelphia
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