Image
Skunk, as illustrated by John James Audubon, in his Viviparous quadrupeds of North America, 1846-1854.
Wednesday, October 28, 2009, 9:36 pm EDT
Paul Needham, Scheide Library, Princeton UniversityPrinceton Center for the Study of Books and Media
Wednesday, October 28, 2009, 1:00 am EDT
Andrew Berns, University of PennsylvaniaChemical Heritage Foundation
Tuesday, October 27, 2009, 1:00 am EDT
H. Glenn Penny, University of IowaDepartment of History and Sociology of Science and Department of Anthropology, University of Pennsylvania
Friday, October 23, 2009, 10:00 pm EDT
Kim Tolley, Notre Dame de Namur UniversityFriends of the American Philosophical Society, History of Education Society, and Philadelphia Area Center for History of Science
Friday, October 23, 2009, 2:00 am EDT
Scott Gilbert, Bryn Mawr CollegeBryn Mawr College Library
Friday, October 23, 2009, 1:00 am EDT
The Academy of Natural Sciences and the Philadelphia Botanical Club
Thursday, October 22, 2009, 7:13 pm EDT
Bryn Mawr College Library
Thursday, October 22, 2009, 3:00 am EDT
Barbra Mann Wall, Ph.D., R.N., University of Pennsylvania School of NursingBarbara Bates Center for the Study of the History of Nursing, University of Pennsylvania
Thursday, October 22, 2009, 2:00 am EDT
Fred Quivik, University of PennsylvaniaHuman-Environment Working Group
Tuesday, October 20, 2009, 9:33 pm EDT
Leslie Tomory, University of TorontoChemical Heritage Foundation
- Carnegie Mellon University
- Columbia University
- Harvard University
- Johns Hopkins University
- Library of Congress
- National Library of Medicine
- University of Manchester
- University of Pittsburgh