Description: Roxie Collie Laybourne pioneered the field of forensic ornithology through her study of bird feathers, which has meant improved aviation safety.
Description: [caption id="" align="aligncenter" width="400" caption="In April of 1913, East African lions, from the Smithsonian-Roosevelt African Expedition (1909-1910) and mounted by George B. Turner, are placed on display in mammal hall in the new United States National Museum, now the National Museum of Natural History, 1915, by Unknown photographer, Photographic print, Smithsonian