N&W GP9 2465, NYC E8A 4050 and PRR E8A 5793 at East St. Louis, Illinois in May 1968. Photo taken from my slide collection, photographer Edward Brown.

Three Southern Pacific GP9 helpers in Black Widow paint scheme at Walong, California in March 1961. Photo from my slide collection, photographer Robert C. Madsen.

Great Northern F3A-B 354C at Seattle's King Street Station in September 1963. Photo from my collection, no photographer's name listed

A westbound SP freight with a set of A-B-B-A F7's in Black Widow paint scheme , roared pass the photographer at Alhambra, California in July 12, 1957. Photo from my collection, photographer Rober... (more)

CB&Q F3A 122-A with an F3 B-unit and a pair of F7's, combine to create a four-unit, 6000-hp locomotive consist. This train represents Burlington's fast freight service as it crosses the High Pl... (more)

Northern Pacific Extra 7005A-West, with four F9's between Livingston and Muir a distance of 12 miles, require helpers in this area. Extra 7005A has the assistance of a pair of GP9s 272 and 300 on... (more)

Nickel Plate Road GP9 530 working for new owner N&W is crossing the Illinois Central diamonds at Decatur, Illinois in November 1964. Photo from my collection, no photographer information on slid... (more)

Wabash E8 #1006 slowly accelerates out of Chicago's Dearborn Station with train 121 the Blue Bird for its run to St. Louis in November 1959. Photo by Al Holtz, from my slide collection.

Rio Grande Alco PA-1 #6011 and F7B #5712 slowly accelerate from Denver Union Station with the southbound Royal Gorge on November 15, 1958. Photo from my slide collection, photographer Lou Schmitz.

The first GE U50s delivered to the UP in October 1963 numbered 31-33. View of UP 31 at Chicago, Illinois on October 19, 1963. Photo taken from my collection, No photographer's name listed.

Leading this southbound Monon freight is F3A #201, BL-2 #32, two more F3A's and an FM H15-44 #45 at Harrodsburg, Indiana on, Monon's Bloomington to Bedford Line in March 1965. Photo taken from my... (more)

Three Canadian Pacific GMD GP9's in original paint scheme. Photo from my slide collection. No photographer listed on slide.

Union Pacific's City of Portland leaves Denver headed west, as it passes four CB&Q E's which have just delivered the California Zephyr from Chicago to Denver, heading to the 23rd Street engine te... (more)

BN GP35 2525 former CB&Q 979, BN U25B 5410 former GN 2510 and GN GP20 2015 leads a BN freight train at St. Joseph, Missouri in September 1974. Photo part of my slide collection, no photographer l... (more)