The Claude Earl Shin Collection is comprised of railroad time and security books from the 1920's and 1930's, and a book of blank checks from the Northern Pacific Bank.
The Clive Carter Collection consists primarily of railroad enthusiast and railroad modeler publications with addition material on the Spokane International Railway, Burlington Northern Railroad Company, Great Northern Railway Company (U.S.), Spokane, Portland, and Seattle Railway and other railroads. Materials are dated between 1980 and 2010.
The Cowlitz County Historical Society Collection joins 3 photographs and the Bureau of Alcohol, Tobacco and Firearms report on the Columbia & Cowlitz Railway Bridge #7 fire in 2001.
The Dale Madison collection includes employee timetables and special instructions issued between 1956 and 1973 by the Union Pacific, SP&S, Northern Pacific, Bulington Northern and other railroads, a Nothern Pacific brakeman had and a Burlington Nothern bump hat.
The Dan Perkins Collection integrates some 15,000 photographic slides taken by Daniel Perkins between 1966 and 1973 of Pacific Northwest railroad subjects, chiefly equipment. Railroads covered include the Great Northern, Northern Pacific, Spokane, Portland and Seattle, Southern Pacific, Milwaukee Road, Union Pacific, and Pacific Coast.
