The Patty Groesbeck Collecton consists primarily of documents pertaining to locomotive engineers' employment and job duties for railroads including the Northern Pacific, Southern Pacific, Milwaukee Road, Great Northern, Burlington Northern and other railroads between 1905 and 1996. It also includes some fifty photographs of railroad locomotives and cars in various locations throughout the western United States.
The Paul C. Newell Collection encompases published books on railroad topics, including the Great Northern, Southern Pacific, Burlington Northern, Union Pacific, Northern Pacific, Milwaukee Road, and other railroads.
The Paul Curtiss Collection is comprised of Seattle-area Kroll map books and Copies of his book "No More Bells, Nor Whistles - Washington State Street and Urban Railways", including 1 digital copy on CD.
The Paul Krueger Collection includes environmental impact study reports and wall hangings, a framed Pennsylvania Railroad advertisement, Pennsylvania Railroad tickets, an Northerna Pacific Railroad letter, 23 Amtrak timetables, a copy of "West Kootenay-the Pioneer Years" and a copy of "Timber Down the Capilano".
The Paul Lacombe Collection puts together documents primarily from the Great Northern Railway between 1914 and 1971. Other materials are from the Burlington Northern and SP&S.
The Paul Williams Collections includes 23 books on railroad subjects, including the Great Northern Railway (U.S.), Chicago, Milwaukee, St. Paul, and Pacific Railroad Company and Canadian Pacific Railway Company.