Description: [caption id="" align="aligncenter" width="406" caption="The Alexander Calder sculpture outside the western facade of the National Museum of History and Technology, now the National Museum of American History, looking towards the Mall with the United States Department of Agriculture Building in the background, Date unknown, by Unidentified photographer, Photographic print,
Description: [caption id="" align="aligncenter" width="405" caption="Shortly after he was hired as a Laboratory Apprentice in the Division of Mechanical Technology in the United States National Museum in 1922, Frank A. Taylor works on a large press from the collections, 1920s, by Underwood and Underwood, Washington, Photographic print, Smithsonian Institution Archives Record Unit 95 Box