Description: [caption id="" align="aligncenter" width="368" caption="Dr. Frederick W. True, Mammalogist at the United States National Museum, sits at a table with specimens, c. 1880s, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit 95, Box 22A, Folder 77, Negative Number: 2002-32245."][/caption]
Description: [caption id="" align="aligncenter" width="341" caption="Storage cases in the Paleontology Laboratory in the National Museum of Natural History on January 15, 1911, by Unidentified photographer, Photographic print, Smithsonian Institution Archives Record Unit 79 Box 9 Folder 6, Negative Number: 24046."][/caption]
Description: [caption id="" align="aligncenter" width="407" caption="On the National Mall In front of the National Museum of Natural History, school children sit on the grass having their lunch, 1950, by Unidentified photographer, Photographic print, Smithsonian Institution Archives Record Unit 95 Box 28 Folder 44, Negative Number: SIA2009-2125."][/caption]
Description: [caption id="" align="aligncenter" width="406" caption="Model of proposed interior of the National Air and Space Museum, This is the first plan of NASM that was not implemented, c. 1970, by Unknown photographer, Photographic print, Smithsonian Institution Archives, Record Unit 398, Box 55, Folder 7, Negative Number: 94-12591."][/caption]
Description: [caption id="" align="aligncenter" width="426" caption="Helen Stephens is checking jewelry at National Museum of History and Technology Museum Shop, 1975, by Unknown photographer, Photographic print, Smithsonian Institution Archives, Record Unit 371, Box 2, Negative Number: 75-9071-8."][/caption]
Description: [caption id="" align="aligncenter" width="430" caption="Birds of the World Hall, 1956, by Unidentified photographer, Unidentified medium, Smithsonian Institution Archives, Record Unit 190, United States National Museum, Office of the Director, Records, circa 1921-1973, Series 21, Box 89, Negative Number: mnh-43843b.jpg."][/caption]
Description: [caption id="" align="aligncenter" width="430" caption="View of the Reception Suite of the National Museum of History and Technology, now the National Museum of American History, 1973, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit 285 Box 8 Folder 14, Negative Number: 73-13389."][/caption]
Description: [caption id="" align="aligncenter" width="414" caption="Lecture Room in the northeast Range in the United States National Museum, now the Arts and Industries Building, early 1900s, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit 95 Box 32 Folder 24, Negative Number: 16242 (MHT)."][/caption]
Description: [caption id="" align="aligncenter" width="412" caption="Exhibit of a hippopotamus in the Hall of Mammals, National Museum of Natural History, 1959, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit 95 Box 44A Folder 2, Negative Number: MNH-217."][/caption]
Description: [caption id="" align="aligncenter" width="375" caption="Exhibit in Smithsonian Air and Space Building, South Yard, 1974, Unknown photographer, Photographic print, Smithsonian Institution Archives, Record Unit 95 Box 41 Folder 21, Negative Number:74-6613."][/caption]
Description: [caption id="" align="aligncenter" width="344" caption="The original steel plow made by John Deere, Grand Detour, Illinois, in 1838, Date unknown, Photographer unknown, Photographic print, Smithsonian Institution Archives, Record Unit 95 Box 41 Folder 1, Negative Number: 91-3683."][/caption]