Steve Tatti Working on Joseph Henry Statue, by Hofmeister, Richard K, 1984, Smithsonian Archives - History Div, Former Hirshhorn Museum and Sculpture Garden conservator Steve Tatti works on the conservation of the Joseph Henry statue located in front of the Smithsonian Institution Building, April 12, 1984. Joseph Henry was the first Secretary of the Smithsonian Institution (1846-1878)..