The Dick Hewetson Collection is comprised of 16 black and white photo negatives and prints circa 1946..
The Diane Rousseau Collection is comprised of 1 folder of pictures and research of the Dining and Parlor Car Number 7575/7576 the "Litchfield" and a photo album of the history of the "Litchfield".
The Dennis Henry Collection is comprised of Train Registers - 3 books from the Saint Paul, Minnesota depot.
The Dennis H. Terry Collection is comprised of the booklet "Investigation of Alaska Transportation Opportunities".
The contents of the Dennis Gilberts Collection were unrecorded at the time of accession.
The David W. Moore Collection is comprised of 6 slides (4 locomotives, 1 caboose, 1 snow plow).
The contents of the David Engman Photo Collection were unrecorded at the time of accession.
The David Carlson Collection is comprised of various photographic slides, and 4x6 and 8x10 black and white and color prints of Great Northern Railway subjects.
The Dave Vos Collection includes time books for Richard G Swanson from the Minot Division of the Great Northern Railway and 5 books about BNSF rules, Burlington Northern Railroad operations and systems operations.
The Dave Sprau Collection is comprised of Cascade Division train sheets from 1960's, train order logbooks from 1940's and 1950's, and some artifacts.