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 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 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 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 Letcher Collection consists of a photograph labeled "In the Heart of the Cascades" of the Northern Pacific right of way circa 1915, and compact discs entitled "Stack Muzik" of moving pictures of railroad equipment in the Bend, Oregon area in 1977 and 1978 principally of the Burlington Northern but including some other railroads.
