Scope and Content of the Collection From the Collection: Correspondence with friends Theodore W. and Louann Van Zelst, 1975-1981. Personal letters concern Debo's writing of Geronimo, Louann Van Zelst's knowledge of Indian art, etc. "Friends of the Indians" form letters report on the Pima Indian water rights situation. Christmas letters and form letters note Debo's health and activities, 1975-1981. There is also correspondence between the Van Zelsts and Gov. Nigh of Oklahoma regarding a Debo...