File:Marc Chagall, 1913, La femme enceinte (Maternité), oil on canvas, 193 x 116 cm, Stedelijk Museum, Amsterdam.jpg

Published 1917
Theo van Doesburg, De Nieuwe Beweging in de Schilderkunst, Delft: J. Waltman, 1917, p. 57. The International Dada Archive, The University of Iowa Libraries