June 1916. "Pick-up at Sandy Beach merry-go-round. Girls are 14-16. Wearing short dresses." View full size. Photograph by Lewis Wickes Hine.

June 1916. A Sunday afternoon "pick-up" at Sandy Beach. Girls about 15. Fall River, Massachusetts. View full size. Photograph by Lewis Wickes Hine.

June 1916. Sandy Beach near Fall River, Massachusetts. "Two girls in foreground about 15. Mr. Tebbutt says dance hall bad conditions. Penny picture machine attracting crowds." View full size. Photograph by Lewis Wickes Hine.

September 1908. Young mule drivers and trapper boy at the Brown Mine near Brown, West Virginia. Underground from 7 a.m. to 5:30 p.m. View full size.

June 1942. Construction work at the Tennessee Valley Authority's Douglas Dam. View full size. 4x5 Kodachrome transparency by Alfred Palmer.

When Teacher's away, the boys will play. Posed mayhem from St. Louis photographer Fitz W. Guerin. View full size.

A well-rounded young lady in dancing costume as photographed in the studio of Fitz Guerin in 1902, the year before his death. View full size.

Chesapeake & Ohio M-1 steam turbine 502 at Cincinnati on July 2, 1949. These coal-fired turbine locomotives were complete failures in passenger service despite their impressive size and complexity. Built in 1947 by Baldwin Locomotive for exorbitant prices, all three were retired by 1950. Color of this engine, in case you're wondering, was yellow-orange up top with gray beneath, with dark blue lettering and trim. View full size.

January 1911. "Serafino driving Chub, his mule. Shaft #7, Pennsylvania Coal Company mine at South Pittston." Bright spots are open flames of lamps on the boys' hats. Photograph by Lewis Wickes Hine. View full size.

A young leader and a driver, Shaft #6, Pennsylvania Coal Company mine at Pittston. Pasquale Salvo and Sandy Castina. January 1911. View full size. Photograph by Lewis Wickes Hine.

July 10, 1913, New York. "Fifth Avenue Omnibus." View full size. 5x7 glass negative, George Grantham Bain Collection. Click here for a closeup of the bus on the right. Radiator nameplate reads "De Dion Bouton."

Sunday strollers on New York's Fifth Avenue circa 1913. View full size. 5x7 glass negative, George Grantham Bain Collection.

In 1910, on the first airplane flight across the English Channel to carry a passenger, American aviator John Moisant flew from Paris to London accompanied by both his mechanic and his cat, named either Mademoiselle Fifi or Paree, depending on which newspaper you believe. Later that year Moisant died in a crash near New Orleans. View full size. George Grantham Bain Collection.

Park of Army wagon wheels at City Point, Virginia, in 1865. View full size. Wet collodion glass plate stereograph; photographer unknown.

November 30, 1910. The caption just says "Mime" motoring. After putting in a request to the Shorpy research division, we can report that "Mime" is the dog, a Papillon who lived at the Hotel Walton in New York City and was by all accounts a fan of fast cars (and, from the looks of it, fast women). View full size. 5x7 glass negative, George Grantham Bain Collection, Library of Congress.