[Copy Photograph of Thomas Sully in his Philadelphia Studio, at Work on a Copy of one of Gilbert Stuart's Portraits of George Washington]
Object type: Photograph
Department: Photographs
Artist: William H. Rau|Unknown
Artist bio: American, 1855–1920|American
Artist role: Printer|Artist
Artist nationality: American| 
Date: 1863, printed ca. 1910
Medium: Gelatin silver print
Dimensions: Image: 23.9 x 15.2 cm (9 7/16 x 6 in.)
Classification: Photographs
Credit line: Funds from various donors, 2010
Accession year: 2010