Alfred Döblin, Antlitz Der Zeit, Schirmer/Mosel, München, 1976, cover, p. 23. August Sander, August Sander: Photographs of an Epoch, Aperture, Millerton, 1980, p. 12. Gunther Sander (ed.), August Sander: Citizens of the Twentieth Century, The MIT Press, Cambridge, 1989, p. 120. Christoph Schreier, August Sander, August Sander Archive, Cologne, 1997, p. 71. Susanne Lange, August Sander 1876-1964, Taschen, Cologne, 1999, cover, p. 57. August Sander, People of the 20 th Century, Vol. II, Harry N. Abrams, New York, 2002, cover and pl. II/10/3, p. 87. Exhibition catalogue, Seeing, Observing and Thinking, Fondation Henri Cartier-Bresson, Paris, 2009, pl. 46.