Almost 40 years later, a view of the back yards last seen here.

Washington, D.C., 1939. "A view of backyards of apartment houses where both white and Negro families are living." 35mm nitrate negative by David Moffat Myers. View full size.

Washington, D.C., circa 1901. "An elevated view of rowhouses, probably in S.W., showing laundry hanging on clotheslines in back yards." Also Mr. Upstairs keeping an eye on Miss Downstairs. 5x7 inch glass negative, D.C. Street Survey Collection. View full size.

Washington, D.C., circa 1901. "Virginia Avenue at Sixth Street S.W., showing street and railroad tracks in the foreground near the Adams Express Co., and the Washington Monument in the distance." 5x7 inch glass negative, D.C. Street Survey Collection. View full size.

Washington, D.C., circa 1901. "View of Grace Alley S.W., between D & E and 8th & 9th streets, looking west." Our first look at some of the approximately 200 circa 1900-05 glass negatives comprising the D.C. Street Survey Collection at the Library of Congress. View full size.

September 24, 1918. "5th Company, 161st Depot Brigade, Camp Grant, Illinois. Lieut. C.A. Geers commanding." Gelatin silver print by Hinkley Photo Co. of Rockford. View full size.

New York, 1932. "60 Wall Tower (70 Pine Street)." The former Cities Service Building. At 67 stories, the world's third tallest structure when completed in 1932. Now a residential tower with units renting from $2,500 to $7,000 a month. Irving Underhill photo. View full size.

1914. "Street railway scene. Business district of Rockford, Illinois." View full size.

Chicago circa 1917. "Rest period, Elizabeth McCormick Open Air School No. 2, on roof of Hull House boys club." Or, possibly, naptime on the set of "The Seventh Seal." View full size.

        The Open Air movement, which started in 1908 and ran through the 1930s, provided for the education of children with tuberculosis while at the same time crusading against "ventilating systems which do not ventilate." The movement (one subcategory of which was the "open window school") reflected a prevailing belief in the therapeutic powers of fresh air. Gelatin silver print by Burke-Atwell.

Circa 1900. "Elizabeth Felix with paperwhites (Clarence White's sister-in-law holding daffodils)." Gelatin silver print by Clarence H. White (1871-1925). View full size.

August 1962. New York. "The George Washington Bridge with its good neighbor -- The Little Red Lighthouse." The Jeffrey's Hook Light on the Hudson River. AA batteries not included. New York World-Telegram and the Sun Newspaper Photograph Collection. View full size.

May 1918. Paris, France. "Kitchen of restaurant. American hostel for refugees -- Accueil Franco-Américain aux réfugiés Belges et Français. Supported by the American Red Cross." 5x7 inch glass negative, American National Red Cross Photograph Collection. View full size.

December 1941. "Junk men with waste paper. New York City." Medium format acetate negative by Arthur Rothstein for the Farm Security Administration. View full size.

January 1942. "Flying model airplane. Farm Security Administration camp at Robstown, Texas." Medium format acetate negative by Arthur Rothstein. View full size.

December 1941. "Merchant seaman at National Maritime Union hiring hall, New York City." Medium format acetate negative by Arthur Rothstein. View full size.

October 1941. "Skyline of Midtown Manhattan from Radio City (Rockefeller Center)." Medium format negative by Arthur Rothstein for the Farm Security Administration. View full size.