The David Mason Collection includes the railroad comic books "Ride the High Iron" and "Rails Across America"; Canadian Pacific Railroad's "Westward Across Canada", Union Pacific Railroad's "Western Wonderlands"; Chicago, Burlington and Quincy Railroad's "The Railroad with Young Ideas"; American Association of Railroad's "Quiz Jr." and "Railroads at Work".
The David Sprau Collection encompasses 32 boxes of documents covering most Pacific Northwest railroads and includes operations documents, businees correspondence, engineering drawings, photographs and maps. It includes materials received from Herb Schneider, John Phillips III and David Empfield.
The Deane Motis Collection includes "White Pass and Yukon Route: Portraits in Steel and Granite" by E. Dean Motis, and other books on North American railroads.
The Delbert Jacobson Collection holds primarily engineering drawings. Subjects include Seattle's King Street Station and other Pacific Northwest facilities of both the Northern Pacific Railroad Company and the Great Northern Railway Company (U.S.). Materials cover much of the twentieth century.
The Diane Morlock Collection includes Great Northern Railway Cascade Division Timetable 104 dated 10/31/1965 and a passenger timetable Great Northern Railway dated 4/27/1969.
The Don Arnett Collection consists of 95 photographs of the Great Northern's construction of snow sheds over Marias Pass, Montana in 1912 and Stevens Pass, Washington in 1916 from the John S. McCrossen collection.
