September 13, 1923. Washington, D.C. "Testing bulletproof vest." National Photo Company Collection glass negative. View full size. [Update: more here.]

May 14, 1925. Washington, D.C. "Western High School fencing team." 4x5 glass negative from the National Photo Company Collection. View full size.

Long Beach, California. October 1942. "Annette del Sur publicizing salvage campaign in yard of Douglas Aircraft Company." View full size. 4x5 Kodachrome transparency by Alfred Palmer for the Office of War Information.

April 1, 1913. "Lloyd Davis, 125 Riverside Drive. Says 22 yrs. old but it is doubtful. Quit schooling after four years in New Haven to take job in Lower Manhattan. Evidently a newsie. Talks in gibberish: 'I sell paper on the Street. Bonds, convertible debentures, securities.' Smokes, visits saloons. Goes to houses in the District: Goldman Sachs, J.P. Morgan. Makes fifty dollars a day." Photo and caption by Lewis Wickes Hine. View full size.

California, March 1937. "Toward Los Angeles." View full size. Medium format nitrate negative by Dorothea Lange for the Farm Security Administration.

New York, 1906. "The Gerson sisters in costume for the Crinoline Ball." Our second from this series of photographs by Gertrude Käsebier. View full size.

New York circa 1901. "Evelyn Nesbit, age 16, brought to the studio by Stanford White." A chorus girl turned artists' model, Evelyn Nesbit was at the center of a huge scandal in 1906 when her husband killed her former lover, the architect Stanford White. View full size. 8x10 glass negative by Gertrude Käsebier.