Correspondence, manuscripts, newspaper articles, and various records about A.A. Spaugh's personal and business life. His correspondence reveals some interesting information about his business efforts, the state of cattle ranching in the region, efforts to promote Wyoming agriculture, fencing and public lands. Biographical information exists in correspondence, a survey and manuscripts.

The J.E. Stimson Photograph Collection contains the photographs produced by Joseph Elam Stimson during his more than 50 years as a professional photographer in Wyoming. His photographs document the settlement, agricultural, and industrial development of Wyoming, especially along the route of the Union Pacific Railroad and in Southeast Wyoming.