Author
Historical Society of Pennsylvania
41
M. Thomas & Sons (Auctioneers : Philadelphia)
32
Apprentices' Library Company of Philadelphia
10
Apprentices' Library Company of Philadelphia. Girls' Department
7
Pennsylvania Academy of the Fine Arts
6
Philadelphia Museum of Art
6
American Philosophical Society
5
Apprentices' Library Company of Philadelphia Boys' Dept
5
Pennsylvania Historical and Museum Commission. Division of Archives and Manuscripts
5
TLA Video (Firm)
5
Historical Records Survey of Pennsylvania
4
M. Thomas & Sons
4
Wolf, Edwin, 1911-1991
4
Apprentices' Library Company of Philadelphia. Boys' Department
3
Hoenstine Rental Library
3
Hoenstine, Floyd G.
3
Library Company of Philadelphia
3
M. Thomas & Sons Auctioneers
3
Pennsylvania Historical and Museum Commission
3
Centennial Exhibition
2
Cope, Caleb, 1797-1888
2
Crosscup, George W., approximately 1843-
2
Evans, Frank B. 1927-2021
2
German Society of Pennsylvania
2
Hagley Museum and Library
2
Hertzog, Lena
2
Hoenstine, Barbara
2
International House of Philadelphia
2
Kent, Donald H. 1910-1986
2
Leavitt, Strebeigh & Co
2
Leibold, Cheryl
2
Levin, Bernard S.,
2
Loganian Library
2
M. Thomas & Sons (Auctioneers, Philadelphia)
2
OCLC
2
Penn Hardware Company (Reading, Pa.)
2
Philadelphia Festival of World Cinema Philadelphia, Pa.)
2
Philadelphia Film Society
2
Philadelphia International Gay and Lesbian Film Festival Philadelphia, Pa.)
2
Samuel T. Freeman & Co
2
Schwarz Philadelphia (Gallery)
2
Simonetti, Martha L.
2
Survey of Federal Archives (U.S.) Pennsylvania
2
Temple University. Libraries. Rare Book and Manuscript Department
2
Tioga Point Museum
2
Wattenmaker, Richard J.
2
A.F. Merrell & Co. (Philadelphia)
1
Able, Augustus Henry, 1900-
1
Academy of Natural Sciences of Philadelphia
1
Adam, Lenora
1
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