Washington, D.C., 1937. "Washington Gas Light Co., 10th Street N.W." Current tenant: The FBI. 8x10 acetate negative by Theodor Horydczak. View full size.

The nation's capital circa 1933. "View of Washington Monument at night in Reflecting Pool." 5x7 nitrate negative by Theodor Horydczak. View full size.

July 4, 1933. "New York City. Empire State Building from 41st Street and Fifth Avenue." 4x5 nitrate negative by Theodor Horydczak. View full size.

Circa 1935. "Sheaffer fountain pen factory, Fort Madison, Iowa. Final act of the pen manufacture." 8x10 acetate negative by Theodor Horydczak. View full size.

Washington, D.C., 1933. "Front of wrecked automobile." Nitrate negative by Theodor Horydczak. Who can locate the intersection? View full size.

Washington, D.C., circa 1925. "Rear view of Potomac Electric Power Co. Benning plant." 8x10 safety negative by Theodor Horydczak. View full size.

March 10, 1948. Washington, D.C. "Griffith Consumers Co. -- Exterior of Dumont Television WTTG, 12th Street." Photo by Theodor Horydczak. View full size.

Washington, D.C., circa 1935. "Miss Lucy Alexander, food tester, Department of Agriculture." Something of a Shorpy celebrity, last seen here and here. 8x10 inch acetate negative by Theodor Horydczak. View full size.

Washington, D.C., circa 1936. "U.S. Supreme Court interiors. Stairwell looking down." Safety negative by Theodor Horydczak. View full size.

Circa 1940. "Washington snow scenes. U.S. Capitol, East Front, at night in winter." 8x10 inch safety negative by Theodor Horydczak. View full size.

Washington, D.C., circa 1935. "Post Office Department Building (Old Post Office Building or Pavilion). Old (far left) and new Post Office Department." The "new" building, inspired by the Place Vendome in Paris, is now the Ariel Rios Federal Building. 8x10 nitrate negative by Theodor Horydczak. View full size.

Washington, D.C., circa 1934. "Washington Monument. Capstone without lightning rods." 8x10 nitrate negative by Theodor Horydczak. View full size.

        UPDATE: More Waffle Shop here and here.

Washington, D.C., circa 1950. "Waffle Shop on 10th Street. Exterior from side angle, day. For Bernard L. Fishman." Photo of the now-defunct eatery, shortly after it opened, by Theodor Horydczak. View full size.

1954. Washington, D.C. "Hibbs Building, 15th Street and Pennsylvania Avenue. Exterior." 8x10 acetate negative by Theodor Horydczak. View full size.

Arlington County, Va., circa 1941. "National Airport. Plane in front of passenger terminal and control tower." Photo by Theodor Horydczak. View full size.