a. correspondence from the U.S. Department of the Interior, Indian School Service, 1903. Includes a list of Indian words and phrases with pronunciation.
b. correspondence from Maude B. Wensley regarding her father’s notes on the Sioux language, 1930.
c. correspondence with Bella Weitzner regarding a Shoshone dictionary, 1947.
d. handmade Indian flash cards, n.d.
e. a printed list of Indian symbols and their descriptions, n.d.
f. general correspondence regarding Indian languages, 1945-1955.