Author
Pennsylvania Academy of the Fine Arts
5
Philadelphia Museum of Art
5
National Gallery of Art (U.S.)
4
McCosker, M. J.
3
Allentown Art Museum
2
Barnes Foundation
2
Castellani, Alessandro, d. 1883?
2
Free Library of Philadelphia John Frederick Lewis Collection
2
M. Thomas & Sons (Auctioneers : Philadelphia)
2
Museum of American Folk Art
2
Philadelphia Print Shop
2
Rosenwald, Lessing J. 1891-1979
2
Abbott, James A. 1963-
1
Abraham, Richard
1
Adams, William Howard
1
Alger, Philip Rounseville, 1859-1912
1
American Academy of the Fine Arts
1
American Art Association
1
Anderson Gallery
1
Anderson, Clarita
1
Athenaeum of Philadelphia
1
Barrett, Mary, 1910-
1
Bean, Susan S.
1
Belden, Louise Conway
1
Berenson, Bernard, 1865-1959
1
Berman, Philip
1
Birch, Thomas
1
Blackburn, Roderic H.
1
Boyer, Patricia Eckert
1
Brown, Elizabeth A. R.
1
Burnette, Margaret
1
Cadou, Carol Borchert
1
Chambers, Bruce W.
1
Christie's East
1
Christie's East (Firm)
1
Christie, Manson & Woods International Inc
1
Clark, William J., 1840-1889
1
Conforti, Michael
1
Conner, Philip Syng Physick, 1837-1910
1
Cooper, Wendy A.
1
Corbis Corporation
1
Cozzolino, Robert, 1970-
1
Cresswell, Donald H.
1
D. Leonard Corgan Library
1
Danly, Susan
1
Day, Sara, 1943-
1
Dean, Herman P.
1
Fabritius, Elisabeth
1
Fahlman, Betsy
1
Falino, Jeannine J.
1
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