Geocentric armillary sphere, an astronomical tool that functions as a spherical astrolabe, featured in our collection of historical medical and scientific instruments.
Monday, October 26, 2026, 3:30 pm EDT
University of Pennsylvania
Tuesday, October 27, 2026, 1:00 pm EDT
Wednesday, October 28, 2026, 10:00 am EDT
Wednesday, October 28, 2026, 12:00 pm EDT
Wednesday, October 28, 2026, 6:30 pm EDT
Columbia University in the City of New York
NYU Gallatin School of Individualized Study
The Graduate Center, City University of New York
The New York Academy of Medicine
The New York Academy of Sciences
Thursday, October 29, 2026, 3:00 pm EDT
Johns Hopkins University
Friday, October 30, 2026, 3:30 pm EDT
University of Pittsburgh
Monday, November 2, 2026, 12:00 pm EST
Monday, November 2, 2026, 2:00 pm EST
Tuesday, November 3, 2026, 8:00 am EST
Friday, October 2, 2026, 1:30 pm EDT
Harvard University
Friday, October 2, 2026, 12:00 pm EDT
Friday, October 2, 2026, 11:00 am EDT
Thursday, October 1, 2026, 2:00 pm EDT
Thursday, October 1, 2026, 11:00 am EDT
Wednesday, September 30, 2026, 6:00 pm EDT
Columbia University
Wednesday, September 30, 2026, 6:00 pm EDT
College of Physicians of Philadelphia
Wednesday, September 30, 2026, 3:00 pm EDT
Johns Hopkins University
Wednesday, September 30, 2026, 11:00 am EDT
Tuesday, September 29, 2026, 12:00 pm EDT
Columbia University
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