The largely ceremonial space within the United States Capitol is augmented by office, meeting and service spaces within the Congressional office buildings. There are three Senate office buildings along Constitution Avenue north of the Capitol: The Russell Senate Office Building, the Dirksen Senate Office Building and the Hart Senate Office Building. On the south side of the Capitol, along Independence Avenue are three House office buildings: The Cannon House Office Building, the Longworth House Office Building, and the Rayburn House Office Building. A fourth building, the Ford House Office Building, which used to house the FBI's fingerprint records, sits a few blocks southwest of the others. United States Capitol The United States Capitol is the capitol building that serves as home for Congress, the legislative branch of the United States federal government. ... Seal of the Senate The United States Senate is one of the two chambers of the Congress of the United States, the other being the House of Representatives. ... United States Capitol The United States Capitol is the capitol building that serves as home for Congress, the legislative branch of the United States federal government. ... This photograph, taken from southwest of the building, shows the main entrance along Constitution Avenue, N.E. The Russell Senate Office Building (built 1903-1908) is the oldest of the United States Senate office buildings as well as a significant example of the Beaux Arts style of architecture. ... This Washington, DC congressional office building is named for former Senate Minority Leader Everett Dirksen (R-IL). ... Located on Constitution Avenue, between 1st and 2nd Streets, NE The Hart Senate Office Building, the third U.S. Senate office building, was built in the 1970s. ... United States Capitol The United States Capitol is the capitol building that serves as home for Congress, the legislative branch of the United States federal government. ... The chamber of the United States House of Representatives is located in the south wing of the Capitol building, in Washington, D.C.. This photograph shows a rare glimpse of the four vote tallying boards (the blackish squares across the top), which display each members name and vote as... The Cannon House Office Building, completed in 1908, is the oldest congressional office building as well as a significant example of the Beaux Arts style of architecture. ... The Longworth House Office Building The Longworth House Office Building (LHOB) is one of three office buildings used by the United States House of Representatives. ... The Rayburn House Office Building (RHOB), named after former Speaker of the House Sam Rayburn, is located between South Capitol Street and First Street in Southwest Washington, D.C. The newest of three U.S. House of Representatives office buildings, the Rayburn House Office Building was completed in early 1965... The Ford House Office Building is one of the four office buildings containing U.S. House of Representatives staff on Capitol Hill in Washington, DC. It is the only House Office Building that is not connected underground to either one of the other office buildings or to the Capitol itself. ... The Federal Bureau of Investigation (FBI) is a Federal police force which is the principal investigative arm of the United States Department of Justice (DOJ). ...

The Russell and Cannon buildings were constructed first in the early 1900s, just northeast and southeast, respectively, of the Capitol. The other office buildings were constructed at various times over the next decades, with the Hart building being completed in the 1970s. The additional Senate office buildings were built along Constitution Avenue moving east from the Russell building. The additional House office buildings were built along Independence Avenue moving west from the Cannon building (with the exception of the Ford building, which was not built as a Congressional office building). This photograph, taken from southwest of the building, shows the main entrance along Constitution Avenue, N.E. The Russell Senate Office Building (built 1903-1908) is the oldest of the United States Senate office buildings as well as a significant example of the Beaux Arts style of architecture. ... The Cannon House Office Building, completed in 1908, is the oldest congressional office building as well as a significant example of the Beaux Arts style of architecture. ... // Events and Trends Technology Lawrence Hargrave makes the first stable wing design for a heavier-than-air aircraft Orville and Wilbur Wright make the first documented flight in a powered heavier-than-air aircraft Mass production of automobile Wide popularity of home phonograph Panama Canal is built by the United... United States Capitol The United States Capitol is the capitol building that serves as home for Congress, the legislative branch of the United States federal government. ... Located on Constitution Avenue, between 1st and 2nd Streets, NE The Hart Senate Office Building, the third U.S. Senate office building, was built in the 1970s. ... The 1970s decade refers to the years from 1970 to 1979, inclusive. ... The Ford House Office Building is one of the four office buildings containing U.S. House of Representatives staff on Capitol Hill in Washington, DC. It is the only House Office Building that is not connected underground to either one of the other office buildings or to the Capitol itself. ...