Library of Congress
Loc: Prints and Photographs: About the Civil War Photographs
Collection of digitized prints of the library's holding of Civil War photographs. Includes information on how the photographs were taken, as well as an interesting look at photo manipulation.
Library of Congress
Loc: American Memory: Selected Civil War Photographs
The Selected Civil War Photographs Collection from the Library of Congress is a comprehensive collection of photographs. "The collection also includes portraits of both Confederate and Union officers, and a selection of enlisted men."...
Smithsonian Institution
Smithsonian American Art Museum: Mathew B. Brady
As part of the Smithsonian Art Museum's database of artists, this site provides biographical information on Mathew B. Brady in addition to an extensive listing of his works (specifically his work with dauguerreotypes) as displayed at the...