Arizona State Museum, University of Arizona
Website: https://statemuseum.arizona.edu/visit/collections/library-and-archives
Catalog record: http://larc.asmua.arizona.edu/vwebv/holdingsInfo?searchId=126&recCount=1...
University of Florida Samuel Proctor Oral History
https://oral.history.ufl.edu/projects/native-american-history/
University of Illinois
https://archon.library.illinois.edu/?p=collections/controlcard&id=5459
University of New Mexico
https://nmarchives.unm.edu/repositories/22/resources/1531
University of Oklahoma Western History Collection
https://digital.libraries.ou.edu/whc/duke/
University of South Dakota
https://www.usd.edu/Academics/Libraries/ID-Weeks-Library/South-Dakota-Or...
University of Utah Libraries, Archives West
http://archiveswest.orbiscascade.org/ark:/80444/xv82321