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
Conservation and restoration at the Smithsonian Institution and conservation for all Smithsonian units and collections, and these services are available at no charge. New Insights into the Cleaning of Paintings” conference held at the Universidad Politécnica de Valencia and Museum Conservation Institute The National Museum of African Art houses a state-of-the-art conservation laboratory, which includes a complete x-radiography system with digital imaging. The conservation department routinely collaborates with MCI and other SI units to analyze African art materials, investigate manufacturing processes, and resolve treatment problems. In turn, the department serves as a national and international authority on the conservation of African art. The Walt Disney-Tishman African Art