Description: [caption id="" align="aligncenter" width="430" caption="The Division of Radiation and Organisms Laboratory, located in the basement of the Smithsonian Institution Building, a division of the Smithsonian Astrophysical Observatory dedicated to studying the effects of solar radiation on organisms. Shown here is a vacuum type thermocouples of very high sensitivity, used in
Description: [caption id="" align="aligncenter" width="405" caption="The Southern Railroad car arrives at the new Museum of History and Technology, now the National Museum of American History, The car arrives while the museum is still under construction, c. 1961, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit 285, Box 6, Folder: 6, Negative
Description: [caption id="" align="aligncenter" width="421" caption="This rare 1948 Tucker automobile was acquired by the National Museum of American History for its transportation collection. The car was designed by Preston Tucker, Alex Tremulis, and a team of stylists and engineers. It is one of only 51 such cars produced by Tucker Corporation before Preston Tucker became embroiled in
Description: [caption id="" align="aligncenter" width="294" caption="Henry Collins, on a field trip, probably to Florida, is aboard the United States Coast Guard cutter U.S.S. Boxer, 1927, by Unidentified photographer, Photographic print, Smithsonian Institution Archives Record Unit 9528, Box 1, Henry B. Collins, Jr., Oral History Interviews, Negative Number: SIA2009-2052."][/caption]
Description: [caption id="" align="aligncenter" width="431" caption="Exhibit of Contemporary Hungarian Artists under auspices of the American Federation of Arts and the American-Hungarian Foundation, at the National Gallery, now the Smithsonian American Art Museum, in the Museum of Natural History, April 23-May 31, 1930, by Unknown photographer, Photographic print, Smithsonian Institution
Description: [caption id="" align="aligncenter" width="430" caption="View of the Mineralogy/Geology Hall in the new United States National Museum, now the National Museum of Natural History, soon after it was completed, 1911, by Unidentified photographer (Thomas W. Smillie?), Photographic print, Smithsonian Institution Archives Record Unit 79 Box 9 Folder 1A and Record Unit 95 Box 44
Description: [caption id="" align="aligncenter" width="430" caption="Smithsonian Secretary S. Dillon Ripley chatting with Pope John Paul II after John Paul received the James Smithson Medal from Chief Justice and Smithsonian Chancellor Warren Burger (c.), October 7, 1979, Richard K. Hofmeister, Photographic print, Smithsonian Institution Archives, Record Unit 371 Box 3 Folder November
Description: [caption id="" align="aligncenter" width="442" caption="The Smithsonian Institution Building seen from downtown Washington, D.C., from across The Mall, around 1855. In the foreground are construction materials along 15th Street, NW for the new wing added in 1855 to the Treasury Building. The Treasury building is the oldest departmental building in Washington, D.C.having been
Description: [caption id="" align="aligncenter" width="396" caption="Visitors, including children, are viewing entomology exhibits in the United States National Museum, now the National Museum of Natural History, June 1954, by United States Department of Agriculture, Photographic print, Smithsonian Institution Archives, Record Unit 95, Box 44, Folder 10, Negative Number:
Description: [caption id="" align="aligncenter" width="368" caption="After the Exhibits Modernization Program, an exhibit case in the Bird Hall at the United States National Museum, now known as the National Museum of Natural History, features birds sitting on a tree branch in their natural surroundings, 1956, by Unidentified photographer, Photographic print, Smithsonian Institution
Description: [caption id="" align="aligncenter" width="430" caption="Groundbreaking of the new United States National Museum Building, now the National Museum of Natural History, took place on June 15, 1904, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit 95, Box 60, Folder: 5, Negative Number: SIA2009-2200."][/caption]
Description: [caption id="" align="aligncenter" width="253" caption="Edgar A. Mearns, an ornithologist, research associate, and honorary associate in zoology, with the United States National Museum, now known as the National Museum of Natural History, was one of three naturalists from the National Museum chosen go on the Smithsonian-Roosevelt African Expedition with Theodore Roosevelt to