| Gertrude Käsebier Mrs. Philip Lydig [Camera Work, no. 10, pl. 03] 1905 (photogravure) Photogravure 8 1/8 × 5 13/16 ins (20.6 × 14.8 cm) (image) 11 3/4 × 8 5/16 ins (29.8 × 21.1 cm) (sheet) Philadelphia Museum of Art Gift of Carl Zigrosser, 1966, Accession Number: 1966-205-10(3) LL/71888
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