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.