Maps.

Notebooks, sketches, postcards, photographs, manuscripts, Indian vocabularies, poetry, newspaper clippings, and maps. Most pertaining to mid west and northern Great Plains Indians. There are many sketches of native plants, some of them appear to have been copied from botanical books, but others appear to be original drawings also sketches of land formations. Biographic and encyclopedic information on Indians and their customs. Notes regarding places of the west he visited, cowboys, how to tie knots on the range, Indian name origins, games. A focus on Indian legends, fables, and folklore. Maps and information on South and North Dakota.

Also, CD containing digital photographs of the entire collection.