Alexander von Humboldt (1769–1859). De distributione geographica plantarum…. Paris: Lutetiae Parisiorum, 1817. From the exhibit Dialogues with Darwin.
Friday, October 26, 2007, 8:47 pm EDT
Department of History and Sociology of Science, University of Pennsylvania
Friday, October 26, 2007, 6:16 pm EDT
The Academy of Natural Sciences
Thursday, October 25, 2007, 8:27 pm EDT
Drexel University
Wednesday, October 24, 2007, 5:51 pm EDT
Jointly hosted by the Computing Departments of Swarthmore, Bryn Mawr and Haverford Colleges and Villanova University
Wednesday, October 24, 2007, 5:40 pm EDT
Barbara Bates Center for the Study of the History of Nursing, University of Pennsylvania
Tuesday, October 23, 2007, 7:38 pm EDT
History of Science Program, Princeton University
Tuesday, October 23, 2007, 5:00 pm EDT
Chemical Heritage Foundation, Brown Bag Lecture
Tuesday, October 23, 2007, 12:41 pm EDT
Annenberg School for Communications, University of Pennsylvania
Saturday, October 20, 2007, 8:35 pm EDT
Philadelphia Area Center for History of Science, Technology and Medicine
Thursday, October 18, 2007, 11:15 pm EDT
The College of Physicians of Philadelphia
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