Description: [caption id="" align="aligncenter" width="401" caption="While the National Museum of History and Technology, now the National Museum of American History, is still under construction, the 1401, a 280 ton Pacific-type passenger steam locomotive is being moved into the building, 1961, by Unknown photographer, Photographic print, Smithsonian Institution Archives, Record Unit 285,
Description: [caption id="" align="aligncenter" width="401" caption="The 1401, a 280 ton Pacific-type passenger steam locomotive shown being moved into the National Museum of History and Technology (NMHT), now the National Museum of American History (NMAH), while the building is still under construction, 1961, by Unidentified photographer, Photographic print, Smithsonian Institution