Photo credit
Widener Library, Harvard University
© 2012 Kenneth C. Zirkel
Used under the Creative Commons Attribution 4.0 International license. The photograph is resized, cropped for display, and shown with a dark overlay.
Widener Library, Harvard University
© 2012 Kenneth C. Zirkel
Used under the Creative Commons Attribution 4.0 International license. The photograph is resized, cropped for display, and shown with a dark overlay.