Description: Effects of milk on rodent skeletons from "Public Health" exhibition in the United States National Museum, now known as the Arts and Industries Building, circa 1930s, SIA Acc. 11-006, MAH-30884C.
Description: [caption id="" align="aligncenter" width="301" caption="Doris Mable Cochran (1898-1968), herpetologist in the Division of Reptiles and Amphibians of the United States National Museum (now the National Museum of Natural History). Cochran was appointed an aid to Leonhard Stejneger in 1919, Assistant Curator in 1927, Associate Curator in 1942, and Curator in 1956. She retired in
Description: Mount of ground sloth skeleton in the Division of Vertebrate Paleontology lab during preparation for exhibition at the United States National Museum in the Natural History Building, 1946, SIA Acc. 11-007, MNH-37289.