Author
Philadelphia Museum of Art
11
National Gallery of Art (U.S.)
6
M. Knoedler & Co
5
Museum Boymans-Van Beuningen. Prentenkabinet
5
Brooklyn Museum
3
Des Moines Art Center
3
Kennedy Galleries
3
Rosenwald, Lessing J. (Lessing Julius), 1891-1979
3
Worthen, Amy N.
3
Achenbach Foundation for Graphic Arts
2
Ackland Art Museum
2
Albright-Knox Art Gallery
2
Allen Memorial Art Museum
2
American Federation of Arts
2
Art Gallery of Ontario
2
Art Institute of Chicago
2
Biennale di Venezia
2
Bowdoin College. Museum of Art
2
Davison Art Center
2
Fine, Ruth, 1941-
2
Grunwald Graphic Arts Foundation
2
Lochnan, Katharine Jordan
2
Marc Rosen Fine Art
2
Miller, Jo
2
Mongan, Elizabeth
2
Museum of Fine Arts, Boston
2
Panofsky, Erwin, 1892-1968
2
Picasso, Pablo, 1881-1973
2
Princeton University. Art Museum
2
Print Club (Philadelphia, Pa.)
2
Rhode Island School of Design. Museum of Art
2
University of California, Santa Barbara. Art Gallery
2
Zigrosser, Carl, 1891-
2
AXA Gallery
1
Addison Gallery of American Art
1
Adelson Galleries
1
Alberici, Clelia
1
Alberta College of Art
1
Alberta College of Art. Gallery
1
Alberta. Cultural Development Branch
1
Albertinum (Dresden, Germany)
1
Albright Art Gallery (Buffalo, N.Y.)
1
Alexander, David
1
American Institute of Graphic Arts. Trade Book Clinic
1
Arts Council of Great Britain
1
Associates of the Trent Collection
1
Audubon, John James, 1785-1851
1
Baltimore Museum of Art
1
Bayer, Herbert, 1900-1985
1
Bayerische Landesgewerbeanstalt
1
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