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.
Description: Before you head to “Deep Time,” opening this weekend at Smithsonian’s National Museum of Natural History, learn about how Smithsonian’s fossil collection was initially formed and exhibited.