Description: [caption id="" align="aligncenter" width="295" caption="The Children's Room in the South Tower of the Smithsonian Institution Building, was created by third Secretary Samuel P. Langley (1887-1906) as a natural history display area especially for children, c. 1901, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit 95, Box 41, Folder
Description: [caption id="" align="aligncenter" width="425" caption="Charles Doolittle Walcott (1850-1927), paleontologist and fourth Secretary of the Smithsonian Institution (1907-1927), Walcott is at a fossil quarry excavating the Burgess Shale in British Columbia, Canada, c. 1910s - 1920s, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit
Description: [caption id="" align="aligncenter" width="410" caption="Loyal B. Aldrich of the Smithsonian Astrophysical Observatory (1908-1955) and Astrophysicist Charles Greeley Abbot (Fifth Secretary of the Smithsonian, 1928-1944) playing tennis behind the Smithsonian Institution Building, next to the Smithsonian Astrophysical Observatory, in the South Yard, 1920, by Unidentified
Description: The discovery of a folder titled, "Unicorn," in collection at first brings excitement then disappointment as the unicorn in question was a unicorn fish, not the mythical unicorn.
Description: A daily photo highlight from Smithsonian collections. [caption id="" align="aligncenter" width="382" caption="Samuel P. Langley, 1834-1906, third Secretary of the Smithsonian Institution (1887-1906), observing birds in flight from the roof of the Arts and Industries Building, c. 1901-02, by Unknown photographer, Photographic print, Smithsonian Institution Archives, Record Unit
Description: [caption id="" align="aligncenter" width="437" caption="Ernest P. Walker, Assistant Director, National Zoological Park, 1930-1956, with a flying squirrel, Date unknown, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit 95 Box 24A Folder 1, Negative Number: 2002-10670."][/caption]
Description: [caption id="" align="aligncenter" width="302" caption="Fausto Bocanegra, assistant to director Martin H. Moynihan, on Barro Colorado Island, the research station for the Smithsonian Tropical Research Institute in Panama, is standing in front of the dining hall, c. 1960s, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, IHD Photos, Negative