Soo Line Railroad Company steam locomotive 4011 at St Paul, Minnesota on May 25, 1954. Photo by J.M. Fredrickson. Other Subject Classes: steam locomotive

Soo Line Railroad Company diesel locomotive 2402 at St Paul, Minnesota on June 20, 1973. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive

Soo Line Railroad Company diesel locomotive 214-B and 2402 with a freight train at St Paul, Minnesota on June 20, 1973. Photo by J.M. Fredrickson. Other Subject Classes: diesel locomotive, caboose

Saint Paul and Pacific Steam Locomotive Number 1 "Wm Crooks" on lead of historic passenger cars, Old Class 1, at Saint Paul, Minnesota, undated.

Saint Paul and Pacific Steam Locomotive Number 1 "Wm Crooks" on display at the Saint Paul Union Depot, Old Class 1, at Saint Paul, Minnesota, undated.

Saint Paul and Pacific Steam Locomotive Number 1 "Wm Crooks" with historic passenger cars, next to a heavyweight passenger car at the Saint Paul Union Depot, Old Class 1, at Saint Paul, Minnesota, 1929.

Northern Pacific Transport bus, number B41-20 at Tacoma, Washington, in 1960, being repaired at the Tacoma bus garage. Photo from J.M. Fredrickson Collection. Other Subject Classes: bus, company equipment .

Northern Pacific steam locomotive number 2223 leads a passenger train at St. Paul, Minnesota, circa 1935. Class Q-4 Pacific-type was built by Baldwin Locomotive Works in 1910, passes Great Northern roundhouse near St. Paul Union Station. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, passenger train, roundhouse, railroad yard

Northern Pacific steam locomotive 924 at South Tacoma, Washington, circa 1915. Number 924 is a class L-5 built by Rogers in 1899. J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo

Northern Pacific steam locomotive 75 at St. Paul, Minnesota, on July 29, 1934. Number 75, a class F-1 built by Baldwin in 1888, is in storage at St. Paul. Photo by Herman Hunt, J.M. Fredrickson collection. Other Subject Classes: steam locomotive, roster photo