Smithsonian Institution Archives Smithsonian Institution Archives The Smithsonian Institution Archives (SIA) is the archives of the Smithsonian Institution. SIA is located in Washington, D.C., United States, and maintains the archives related to the history of the 19 museums and galleries, the National Zoological Park, 9 research facilities, and the people of the Smithsonian. SIA's collections consist of archival material related to art, history, science and the humanities. This includes document, image, audio-visual, electronic, oral history and videohistory collections about expeditions, biographies, and general history about the Smithsonian Institution. In 1891, William Jones Rhees, Chief Clerk of the Smithsonian Institution, became Keeper of the
Smithsonian Institution K. Polk signed the legislation that established the Smithsonian Institution as a trust instrumentality of the United States, to be administered by a Board of Regents and a Secretary of the Smithsonian. Though the Smithsonian's first Secretary, Joseph Henry, wanted the Institution to be a center for scientific research, it also became the depository for various Washington and U.S. government collections. The United States Exploring Expedition by the U.S. Navy circumnavigated the globe between 1838 and 1842. The voyage amassed thousands of animal specimens, an herbarium of 50,000 plant specimens, and diverse shells and minerals, tropical birds, jars of seawater,