1846	Smithsonian Institution established in Washington
1849	Smithsonian purchases Marsh Collection of engravings
1850	West Wing and Range of Smithsonian Institution Building (the Castle) completed and occupied; library and Marsh Collection housed there
1857	U.S. National Museum formed within the Smithsonian
1865	Fire destroys portion of Smithsonian Building; library and some art collections deposited at Library of Congress
1874	Additional art collections deposited at the Corcoran Gallery of Art
1886	Section of Graphic Arts established; later called Division of Graphic Arts
1888	Graphic Arts exhibition opens in Arts & Industries building
1896	Some art collections recalled from Library of Congress and Corcoran Gallery of Art
1912	Graphic Arts exhibition moves to Smithsonian Building
1965	Graphic Arts exhibition moves to new Museum of History and Technology
1980	Museum of History and Technology renamed National Museum of American History