Incredible Cannon House Office Building Washington Dc 2025. It occupies a site south. The cannon house office building (constructed beginning in 1905 and completed in 1908) is the oldest congressional office building and a significant example of the beaux arts style of.

When completed in 1908, these new offices for members of congress forever changed how the house of. The cannon house office building (constructed beginning in 1905 and completed in 1908) is the oldest congressional office building and a significant example of the beaux arts style of. In 1962, the building was named for former speaker joseph gurney.