The Todd I. Berens papers (1849-1970) consist of materials resulting from Berens' research of historical trails of early Western settlers, with emphasis on Jedediah Smith and Charles Fremont, as well as the Gold Rush of 1849. Included are letters from Dale Morgan, a biography of Arthur Shearer, and an excerpt from the Hannibal Journal. Todd Berens was a high school history teacher who specialized in historical research.
The Floyd E. Risvold paperss (1960-1970) consist mainly of letters between Risvold and Dale Morgan. The letters contain information dealing with many aspects of Western history. Floyd E. Risvold was a manuscript collector, dealer, and historian from Minnesota.
The Fred A. Rosenstock papers (1849-1970) consist of business letters and research materials dealing with the history of the Western United States. The bulk of the materials consists of correspondence between Fred Rosenstock and Dale Morgan concerning publishing activities and personal correspondence from various persons to Alphonso Jennings, a western outlaw. Also included are a few historical items: a photocopy and transcript of an 1849 overland diary of Hugh Skinner, a letter from J. Exton to Hepworth Dixon (1868), and a letter from James W. Porter to Charlotte Porter Avery (1859). Fred Rosenstock (1895-1986) was a bookstore owner who's main interest was the history of the West.
The Charles I. Wheat papers contain thirteen letters from Dale Morgan to Carl Wheat concerning research in Western history. Also included are transcripts of articles from various Illinois and Iowa newspapers and a proposal for a book by Wheat titled, First Visible Footsteps of the White Man in Death Valley.