Eugen Gabritschevsky, (1893–1979), “Untitled (Annotation on verso: Zweiseitig—a. Maske und Altar oder b. Conferencier und Bedienter),” Haar, Germany, 1950s, Gouache on paper, 11 5/8 × 8 1/4 in., Collection American Folk Art Museum, New York, Gift of the Estate of Dr. Werner Sperr and Delmes & Zander © Estate of Eugen Gabritschevsky, 2017.1.1. Photo courtesy of Delmes & Zander