Inscription: Signed in brown ink, recto BL: "HEINRICH // KUEHN"; inscribed in pencil, verso TC: "STEICHEN"
The Metropolitan Museum of Art. "The Collection of Alfred Stieglitz," May 18, 1978–July 16, 1978.
Neue Galerie. "Heinrich Kühn," April 26, 2012–August 27, 2012.
Naef, Weston J. The Collection of Alfred Stieglitz: Fifty Pioneers of Modern Photography. Studio Book. 1st ed. New York: The Metropolitan Museum of Art, 1978. no. 391.
Faber, Monika, ed. Heinrich Kuehn and His American Circle: Alfred Stieglitz and Edward Steichen. New York: Neue Galerie, 2012. p. 21.