Author
Gröschl, Jürgen
2
Müller-Bahlke, Thomas J.
2
National Gallery of Art (U.S.)
2
Veltmann, Claus
2
Adams, William Howard
1
Conforti, Michael
1
Dutschke, C. W.
1
Frist Center for the Visual Arts (Nashville, Tenn.)
1
Metropolitan Museum of Art (New York, N.Y.)
1
Minneapolis Institute of Arts
1
Norton, Charles B. 1825-1891
1
Philadelphia Academy of the Fine Arts
1
Philadelphia Area Consortium of Special Collections Libraries
1
Philadelphia Museum of Art
1
Tanis, James, 1928-
1
Thompson, Jennifer A., 1972-
1
Walton, Guy
1