The Daniel Noble Collection includes 1 safety plaque, 1 large plug and 2 log books from the Northern Pacific Railroad South Tacoma shops.
Noble, DanielThe 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.
Jacobson, DelbertThe Elmer Smoak Collection consists mainly of operating manuals for railroad locomtoives and their components. Additional materials on railroad operations, principally by the Northern Pacific Railroad Company, are included.
Smoak, ElmerThe Skykomish Historical Society Collection consists of the Northern Pacific's booklet "Through Wonderland" on Yellowstone National Park, a collection of photographs accumulated by Chuck Strawn, Great Northern Railway locomotive erection drawings gathered by Mike Bartenstein.
Skykomish Historical SocietyThe Vance Colyar Collection consists of locomotive diagrams and photographs of railroad equipment with emphasis on locomotives.
Colyar, Vance