The President's 40-horsepower White Model M steam-powered touring car. March 1909. Photographed on the White House grounds in the early days of the Taft administration. In the back is the State Department, now the Eisenhower Executive Office Building. View full size. George Grantham Bain Collection. Question for the old-car experts: Does each tire really have multiple valve stems?

Farmland and weathered barn in the Catskill country, New York State. June 1943. View full size. 4x5 Kodachrome transparency by John Collier.

"A typical glass-boy. Woodbury Bottle Works, New Jersey." November 1909. View full size. Photograph by Lewis Wickes Hine. Scan from 5x7 glass negative.

"Fruit Venders, Indianapolis Market, August 1908. Witness E.N. Clopper." View full size. Photograph by Lewis Wickes Hine. Scan from 5x7 glass plate negative.

"A little spinner in a Georgia cotton mill." January 1909. View full size. Photograph by Lewis Wickes Hine. Scan from 5x7 glass plate negative.

Nurse and patient "Sea Breeze Jr." circa 1915. View full size. George Grantham Bain Collection. Probably taken at one of New York's seaside "cottage" hospitals for babies, where plenty of fresh air and sunshine were believed to be therapeutic.

The boxer Battling Mantell in November 1911. View full size. George Grantham Bain Collection. So who can tell us about old Bat? He served in World War I.

American roadster at the Vanderbilt Cup, 1909. View full size. George Grantham Bain Collection.

A model floating in the water at Weeki Wachee Spring, Florida. This image, by fashion photographer Toni Frissell, was published in Harper's Bazaar in December 1947. Mug | Weeki Wachee Mermaids | View full size.

Boys with brooms in the packing room of S.W. Brown Manufacturing, Evansville, Indiana. October 1908. View full size. Photograph by Lewis Wickes Hine.

"Immigrant children learning to play on the roof garden of the Washington School in Boston." October 1909. View full size. Photograph by Lewis Wickes Hine.

Student at vocational school in Buffalo, New York. February 1910. View full size. Photograph by Lewis Wickes Hine.

"A Winning Miss" in 1911. Art Photo Co., Grand Rapids, Mich. View full size.

"Eight-year old Jack driving horse rake. A small boy has difficulty keeping his seat on rough ground and this work is more or less dangerous." August 1915, western Massachusetts. View full size. Photograph by Lewis Wickes Hine.

June 1942. "Big Pete" Ramagos, a rigger at work on the TVA's Douglas Dam in Tennessee. View full size. 4x5 Kodachrome transparency by Alfred Palmer.