"Construction of the Pennsylvania Ave. Subway, Philadelphia" Lantern slide used to illustrate an Engineering course on Railroads delivered by Samuel Tobias Wagner from 1895-1909 at the Wagner Free Institute of Science.
Thursday, December 5, 2019, 11:00 pm EST
Science History Institute
Thursday, December 5, 2019, 10:30 pm EST
American Philosophical Society
Thursday, December 5, 2019, 10:00 pm EST
Yale University
Thursday, December 5, 2019, 8:00 pm EST
Johns Hopkins University
Thursday, December 5, 2019, 7:00 pm EST
Johns Hopkins University and the East Asian Studies Program, Chiang Ching-Kuo Foundation; Department of History
Thursday, December 5, 2019, 6:30 pm EST
Thursday, December 5, 2019, 11:00 am EST
Wagner Free Institute of Science
Wednesday, December 4, 2019, 7:00 pm EST
University of Toronto
Wednesday, December 4, 2019, 7:00 pm EST
Columbia University
Wednesday, December 4, 2019, 6:00 pm EST
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