Hartmann, Sadakichi. Landscape and Figure Composition. New York: The Baker and Taylor Company, 1910. fig. 58
Homer, William I, Catherine Johnson, and Alfred Stieglitz. Stieglitz and the Photo-Secession, 1902. London: Penguin Putnam, 2002.
Kruse, Margret. Kunstphotographie Um 1900: D. Sammlung Ernst Juhl; Hamburg: Museum für Kunst u. Gewerbe, 1989 pl. 2