Alexander von Humboldt (1769–1859). De distributione geographica plantarum…. Paris: Lutetiae Parisiorum, 1817. From the exhibit Dialogues with Darwin.
Wednesday, April 30, 2008, 5:47 pm EDT
University of Pennsylvania Libraries
Tuesday, April 29, 2008, 7:59 pm EDT
The American Institute of the History of Pharmacy and the Ernest Mario School of Pharmacy, Rutgers University
Monday, April 28, 2008, 10:15 pm EDT
Department of History and Sociology of Science, University of Pennsylvania, Spring 2008 Workshop
Thursday, April 24, 2008, 9:25 pm EDT
Drexel University, Great Works Symposium
Wednesday, April 23, 2008, 8:29 pm EDT
Pennsylvania Hospital
Tuesday, April 22, 2008, 7:34 pm EDT
Chemical Heritage Foundation, Brown Bag Lecture
Monday, April 21, 2008, 10:14 pm EDT
Department of History and Sociology of Science, University of Pennsylvania, Spring 2008 Workshop
Saturday, April 19, 2008, 10:29 pm EDT
University of Pennsylvania Museum of Archaeology and Anthropology
Friday, April 18, 2008, 7:30 pm EDT
Philadelphia Area Center for History of Science, Regional Colloquium
Thursday, April 17, 2008, 2:52 pm EDT
The College of Physicians of Philadelphia
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