Description: A daily photo highlight from Smithsonian collections. [caption id="" align="aligncenter" width="406" caption="Robert W. Mason and Philip C. Ritterbush, Smithsonian administrators, with "Cosumbo," a mountain coatimundi, collected on their mountain-climbing expedition in Colombia, 1969, by Unknown photographer, Photographic print, Smithsonian Institution Archives, Record Unit
Description: [caption id="" align="aligncenter" width="329" caption="Installation of the Comparative Anatomy Hall in the new United States National Museum, now the Arts and Industries Building, Workers can be seen using a pulley system to raise the skeleton of a whale to the ceiling, c. 1881, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit
Description: [caption id="" align="aligncenter" width="350" caption="A giraffe mannequin, before the skin was put on, is being assembled in the taxidermy shop of the new United States National Museum, now known as the National Museum of Natural History, c. 1911, by Unidentified photographer, Cyanotype, Smithsonian Institution Archives, Record Unit 7074, Box 35, Folder 06, Negative Number:
Description: [caption id="" align="aligncenter" width="398" caption="The Center Market on B Street, now Constitution Avenue, north of the new United States National Museum, now the National Museum of Natural History, October 9, 1909, by Unknown photographer, Photographic print, Smithsonian Institution Archives, Record Unit 95 Box 33 Folder 16, Negative Number: 21940 and
Description: [caption id="" align="aligncenter" width="430" caption="A group of East African buffalo, specimens from the Smithsonian-Roosevelt Expedition (1909-1910), are on display in the Mammal Hall at the United States National Museum, now known as the National Museum of Natural History, c. 1915, by Unidentified photographer, Cyanotype, Smithsonian Institution Archives, Record Unit 95,
Description: [caption id="" align="aligncenter" width="289" caption="In the hallways of the United States National Museum, now known as the National Museum of Natural History, every available foot of space is occupied by valuable collections housed carefully in metal covered cabinets to guard them from injury, 1936, by Unidentified photographer, Photographic print, Smithsonian Institution
Description: [caption id="" align="aligncenter" width="313" caption="The blue whale can be seen on display in the "Life in the Sea" exhibit as part of the the Exhibits Modernization Program in the United States National Museum, now the National Museum of Natural History, 1963, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit 95, Box 44, Folder
Description: [caption id="" align="aligncenter" width="407" caption="The electricity laboratory in one of the pavilions of the United States National Museum, now known as the Arts and Industries Building, around the turn of the 20th century, c. 1890, Unknown photographer, Photographic print, Smithsonian Institution Archives, Record Unit 95, Box 38, Folder 9, Negative Number: MAH-3668.
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="419" caption="An exhibit of rocks and minerals in the United States National Museum, now the Arts and Industries Building, The exhibit includes Balls of Brecciated Marble from Japan in the middle case and other samples of rocks and minerals in the other cases next to it, 1900s, by Unknown photographer, Photographic print, Smithsonian
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="369" caption="The Rotunda of the United States National Museum, now the National Museum of Natural History, decorated with American flag buntings hanging from the balconies, circa 1915, by Unidentified photographer, Photographic print, Smithsonian Institution Archives, Record Unit 532, Box 103, Folder: NHB Undated, Negative Number: