From the Malacology collection, one of the largest in the world.
Thursday, April 29, 2010, 9:36 pm EDT
F. C. Wood Institute for the History of Medicine, The College of Physicians of Philadelphia
Wednesday, April 28, 2010, 11:03 pm EDT
Barbara Bates Center for the Study of the History of Nursing, University of Pennsylvania
Wednesday, April 28, 2010, 3:21 am EDT
Chemical Heritage Foundation
Tuesday, April 27, 2010, 3:00 am EDT
Department of History and Sociology of Science, University of Pennsylvania
Monday, April 26, 2010, 3:05 pm EDT
Department of History and Sociology of Science, University of Pennysylvania
Wednesday, April 21, 2010, 3:20 am EDT
Chemical Heritage Foundation
Tuesday, April 20, 2010, 3:00 am EDT
Department of History and Sociology of Science, University of Pennsylvania
Friday, April 16, 2010, 8:00 pm EDT
Philadelphia Area Center for History of Science, Regional Colloquium
Friday, April 16, 2010, 3:33 am EDT
Hagley Museum and Library
Friday, April 16, 2010, 3:00 am EDT
Philadelphia Area Seminar on the History of Mathematics, Villanova University
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