| Alfred Stieglitz Music - A Sequence of Ten Cloud Photographs, No. I 1922 Gelatin silver print 7 11/16 × 9 1/2 ins (19.6 × 24.2 cm) (image) 7 15/16 × 9 15/16 ins (20.2 × 25.3 cm) (sheet) Philadelphia Museum of Art The Alfred Stieglitz Collection, 1949, Accession Number: 1949-18-80 LL/72284
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