Period of activity
Museums & collections (14)
Free Library of Philadelphia
2 372 works
Frick Art & Historical Center
23 works
None
17 works
Science History Institute
14 works
Allentown Art Museum
12 works
Lehigh University Art Galleries
7 works
American Philosophical Society Library & Museum
4 works
Westmoreland Museum of American Art
3 works
Bettmann Archive
2 works
Demuth Museum
1 work
Library Company of Philadelphia
1 work
Carnegie Museum of Natural History
1 work
Rosenbach Museum & Library
1 work
St. Charles Borromeo Seminary
1 work
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