| August Sander The Siebengebirge Seen from the Westerwald, Germany 1935 Gelatin silver print 9 1/16 × 11 5/16 ins (23 × 28.8 cm) (image) 9 3/16 × 11 1/2 ins (23.3 × 29.2 cm) (sheet) Philadelphia Museum of Art Purchased with a grant from the National Endowment for the Arts, 1979, Accession Number: 1979-143-2, © Artists Rights Society (ARS), New York / VG Bild-Kunst, Bonn LL/72155
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