The Charles "Roger" Fischer Collection includes several Northern Pacific Railroad "Schedule for Telegraphers" dated 1910-1928; seniority lists for telegraphers dated 1947-1958, a 1920 schedule for conductors, 1926 and 1934 time books, a copy of Single Track Telegraph Block Signal System Rules, and Motor Vehicle Operation rules for Washington State dated 1937.
The Charles Maslow Collection includes books on a wide variety of railroads and railroad topics from 1888 through 2000, railroad hobby and corporate magazines from 1947 through 2011, and some 30,000 photographic slides of railroad-related subjects worldwide.
The Charles Jarrett Collection includes Great Northern Railway ephemera, photographs, correspondence, maps, brochures, a telegraph key and model box cars.
The Charles Intlekofer Collection is comprised of some 5,000 photographs taken between 1953 and 1980 of Great Northern subjects. It also includes 3 boxes of Great Northern business files, documents and newsletters, with extensive documentation of Great Northern Authorizations for Expenditure 22053, 34418, 6416 and 11246.
The Cashmere Museum Collection holds track profiles for the Burlington Northern: in the Montana Division: Williston to Havre and Havre to Conkelley; in the Spokane Division Conkelley to Latah Junction (2 copies), and Pasco to Wishram.