Scope and Contents From the Collection: Research Collection. 1910-1969. 2 linear feet. The collection centers solely on Rankin's research on the life and work of Charles M. Russell. One series, General Correspondence, constitutes eighty percent of the collection. It also is the most valuable for research on Russell and on ranching and cowboy life in the open range era. Many friends and acquaintances of Russell corresponded extensively with Rankin, and their reminiscences would have been the basis of his book. Other correspondents...