Golfer Phillips Finlay at the Chevy Chase Club in 1929. View full size. 4x5 inch glass negative from the National Photo Company Collection.

"Catholic University Track Meet, 1928." View full size. National Photo Co.

"First Women's Fire Department." At the 1929 Firemen's Labor Day Parade in Washington, D.C. View full size. National Photo Company Collection.

October 1942. Inglewood, California. "Young woman employee of North American Aviation working over the landing gear mechanism of a P-51 fighter plane." View full size. 4x5 Kodachrome transparency by Alfred Palmer.

Summer 1923. Vicinity of Washington, D.C. "Boys carrying loaves of bread from wagons near beach." View full size. National Photo Company Collection.

September 1911. Lawrence, Massachusetts. "Group of workers. The small boy in the middle is Secondino Libro, 34 Walnut Street. Apparently 10 or 11. Works in No. 4 Spinning room." View full size. Photo and caption by Lewis Wickes Hine.

October 2, 1923. Another shot of those Danish athletes at the Pension Building in Washington, D.C. View full size. National Photo Company Collection.

1923. Washington, D.C. "F. Thorndyke." View full size. National Photo Co.

1926. Washington, D.C. Photographing the photographing of giraffes at the National Zoo. View full size. 4x5 glass negative, National Photo Company.

November 10, 1922. "Girls' rifle team." View full size. National Photo Co.

February 1939. Calipatria, Imperial Valley. Car on siding across tracks from pea packing plant. Twenty-five year old itinerant, originally from Oregon. "On the road eight years, all over the country, every state in the union, back and forth, pick up a job here and there, traveling all the time." View full size. Medium format nitrate negative by Dorothea Lange for the Farm Security Administration.

October 4, 1923. Washington, D.C. Danish athletes at the Pension Office Building. View full size | Rear view. 5x7 glass negative, National Photo Company.

1923. "Pushball, Maryland State." View full size. National Photo Company.

February 1943. "Mrs. Mary Betchner measuring 105mm howitzers at the Milwaukee, Wisconsin, plant of the Chain Belt Company. Her son is in the Army; her husband and daughter are in war work." View full size. 4x5 Kodachrome transparency by Howard Hollem for the Office of War Information.

December 1943. "Hugh and Lynn Massman sightseeing on their first day in Washington. Their baby is being taken care of in the nursery at the United Nations service center." Photo: Esther Bubley, Office of War Information. View full size