Title: Interior of Fort Sedgwick, before Petersburg
Object type: Photograph
Date: 1861–65
Artist:  Timothy H. O'Sullivan 
Artist bio: American, born Ireland, 1840–1882
Artist nationality: American, born Ireland
Artist role: Artist
Medium: Albumen silver print from glass negative
Classification: Photographs
Credit line: Harris Brisbane Dick Fund, 1933
Department: Photographs
Repository: Metropolitan Museum of Art, New York, NY
Tags: term: Fortification, term: American Civil War