From the Malacology collection, one of the largest in the world. Image courtesy of The Academy of Natural Sciences of Drexel University/Corbis.
Friday, September 14, 2012, 8:00 pm EDT
Departments of History and Sociology of Science and Philosophy, University of Pennsylvania
Thursday, September 13, 2012, 11:30 pm EDT
Section on Medical History, College of Physicians of Philadelphia
Thursday, September 13, 2012, 8:00 pm EDT
Johns Hopkins Program in the History of Science, Medicine and Technology
Thursday, September 6, 2012, 8:00 pm EDT
Philadelphia Area Center for History of Science
Wednesday, July 11, 2012, 2:00 pm EDT
Philadelphia Area Center for History of Science
Monday, July 9, 2012, 11:00 pm EDT
Wagner Free Institute of Science, American Philosophical Society, Chemical Heritage Foundation, Academy of Natural Sciences of Drexel University, The College of Physicians of Philadelphia
Monday, July 2, 2012, 2:00 pm EDT
Chemical Heritage Foundation
Sunday, June 24, 2012, 11:30 pm EDT
Academy of Natural Sciences of Drexel University
Friday, June 1, 2012, 11:00 pm EDT
American Philosophical Society
Friday, June 1, 2012, 2:00 pm EDT
American Philosophical Society, Independence National Historical Park
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