Wednesday, September 21, 2011, 5:00 pm EDT
Barbara Bates Center for the Study of the History of Nursing, University of Pennsylvania
Thursday, September 15, 2011, 11:00 pm EDT
Philadelphia Area Seminar on the History of Mathematics, Villanova University
Wednesday, September 14, 2011, 11:30 pm EDT
The College of Physicians of Philadelphia Section on Medical History
Friday, September 9, 2011, 10:00 pm EDT
Chemical Heritage Foundation
Wednesday, June 8, 2011, 10:30 pm EDT
Pennsylvania Hospital
Tuesday, June 7, 2011, 5:00 pm EDT
Barbara Bates Center for the Study of the History of Nursing, University of Pennsylvania
Wednesday, May 25, 2011, 11:00 pm EDT
American Philosophical Society, Wyck Historic House and Garden
Wednesday, May 25, 2011, 9:00 pm EDT
Wagner Free Institute of Science
Wednesday, May 25, 2011, 4:00 pm EDT
Tuesday, May 24, 2011, 5:00 pm EDT
Chemical Heritage Foundation, Brown Bag Lecture
Two stylistic interpretations of the same woodcut from two copies of Walther Ryff’s Des aller fürtrefflichsten, höchsten und adelichsten Geschöpffs aller Creaturen…. Both copies were printed in 1541 from the press of Balthasar Beck.
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