| Thomas Eakins Man Riding a Horse 1884 (negative, later print) Gelatin silver print 3 13/16 × 4 7/8 ins (9.7 × 12.4 cm) (image) 4 × 5 1/16 ins (10.1 × 12.9 cm) (sheet) Philadelphia Museum of Art Gift of Charles Bregler, 1977, Accession Number: 1977-171-14 LL/71045
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