Smithsonian Institution Building Smithsonian Institution Building The Smithsonian Institution Building, located near the National Mall in Washington, D.C. behind the National Museum of African Art and the Sackler Gallery, houses the Smithsonian Institution's administrative offices and information center. The building is constructed of Seneca red sandstone in the faux Norman style (a 12th-century combination of late Romanesque and early Gothic motifs; built in the Gothic and Romanesque revival styles) and is nicknamed The Castle. It was completed in 1855 and designated a National Historic Landmark in 1965. The Castle was the first Smithsonian building, designed by architect James Renwick, Jr., whose other works
Cooper Hewitt, Smithsonian Design Museum Smithsonian Secretary S. Dillon Ripley and Daniel Maggin, the chair of the Board of Trustees, signed an agreement turning over the collection and library of the museum to the Smithsonian. On May 14, 1968, the New York Supreme Court approved the agreement and the museum fell under ownership of the Smithsonian. July 1, 1968, it was officially transferred to the Smithsonian and the museum was renamed the Cooper-Hewitt Museum of Design. The following year, 1969, it was renamed as the Cooper-Hewitt Museum of Decorative Arts and Design. In October of that year, Lisa Taylor became the Director. The museum, which