Wednesday, May 6, 2009, 2:00 am EDT
Erin McLearyChemical Heritage Foundation
Tuesday, May 5, 2009, 11:00 pm EDT
Lawrence M. Principe, Johns Hopkins UniversityPhiladelphia Area Center for History of Science and The Franklin Institute
Monday, May 4, 2009, 12:00 am EDT
Andrea WulfBartram's Garden
Thursday, April 30, 2009, 4:00 am EDT
Andrea Wulf, Writer and Garden HistorianThe Academy of Natural Sciences, Friends of the Ewell Sale Stewart Library
Thursday, April 30, 2009, 1:07 am EDT
Margo Carthon, Ph.D., CRNP, Post-Doctoral Fellow<br/>Bates Center, School of Nursing, University of PennsylvaniaBarbara Bates Center for the Study of the History of Nursing, University of Pennsylvania
Wednesday, April 29, 2009, 2:00 am EDT
Mara Mills, University of PennsylvaniaChemical Heritage Foundation
Saturday, April 25, 2009, 10:01 pm EDT
Hagley Museum and Library
Thursday, April 23, 2009, 2:00 am EDT
Scott G. Knowles, Drexel UniversityBarbara Bates Center for the Study of the History of Nursing, University of Pennsylvania
Thursday, April 23, 2009, 1:00 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
Wednesday, April 22, 2009, 4:00 am EDT
Pennsylvania Hospital Historic Collections
- Columbia University
- Harvard University
- Johns Hopkins University
- Library of Congress
- National Library of Medicine
Native American