Manus (hand) of Eremotherium, the largest known giant ground sloth, casts from Valley Anatomical Preparations, Canoga Park, CA.
Some souvenir postcards relating to other kinds of ground sloths. First, a postcard showing a Wards plaster cast of the skeleton of the giant ground sloth Megatherium americanum (also other Wards fossil casts) mounted in the Butterfield Museum, Darthmouth College, Hanover, NH.
Souvenir postcard from The Field Museum, Chicago, IL, showing a skeleton of the giant ground sloth Megatherium americanum, collected in Bolivia in 1926-7 by paleontologist Elmer S. Riggs.
Postcard promoting an exhibition of original artwork by Charles R. Knight, showing (middle and left) another giant ground sloth, Megatherium americanum, from a mural Knight did for the American Museum of Natural History, New York, NY.
Postcard from the Denver Museum of Natural History (now Denver Museum of Nature and Science) showing a Rancho La Brea group including (left) Paramylodon harlani.
American Museum of Natural History, NYC, postcard reproducing a mural painted in 1921 by Charles R. Knight for its Hall of Fossil Mammals depicted a hypothetical scene at what is now Rancho La Brea, with several Paramylodon individuals seen at the right. 
Postcard (1986) from the Iowa Hall of the University of Iowa Museum of Natural History showing a life-sized model of another kind of giant ground sloth, Megalonyx jeffersoni.
Museum of Northern Arizona postcard showing a skeleton of Mylodon harlani, collected during the 1930s near Springfield, AZ.
Postcard (one of a set, photos by Larry Witt, 1969) showing a full-scale figure of the giant ground sloth Mylodon at Dinosaur Land, between Winchester and Front Royal, VA.
