The Jack Waters Collection is comprised of railroad maps, timetables, employee rosters and operating documents, primarily from the Northern Pacific and Burlington Northern. Materials are dated between 1921 and 1998, with most items between 1960 and 1990.
The James A. Van Voorhis Collection encompasses primarily photographs of a Northern Pacific Railroad Steel-Gang and a Telegraph crew between 1935 & 1940.
The James Ehernberger Collection includes photographs of Burlington Northern Railroad diesel locomotive and other subjects, Great Northern Railway locomotives, Northern Pacific Railroad locomotives, and Northern Pacific Railroad depots. Most were taken by Norm Metcalf.
The James Knoll Collection consists of Fraternal Order of Empire Builders publications, including proceedings, reference sheets, member rosters, Form 19's, newsletters, and the constitution and by-laws.