In the company of an MP15 over a quarter-century its junior, a Union Railroad TR5 set idles in front of the railroad’s roundhouse at Hall, Pennsylvania. Anyone who read model railroading magazin... (more)

Union Pacific TR5 'Cow & Calf' No. 1875/1875B pull a 10 car local approaching Backman's Curve in Provo on Feb. 26, 1977. Rio Grande's former SL&U yard at Provo Junction can be seen at right, stuff... (more)

Union Pacific TR5 No. 1874 arrives at Provo Yard, returning from Hardy with three covered hoppers from the Western Warehouse spur on April 24, 1976.

An EMD TR5 'cow and calf' pulls Union Pacific's very first SD40 through Provo Yard on April 3, 1977. Note the damaged offset side hopper car parked in the nearby Utah Railway yard.

An EMD TR5 (TRansfer) 'cow and calf' set undergoes routine maintenance at Union Pacific's Pocatello, Idaho yard on July 28, 1980. The two units, connected semi permanently by a draw bar, were buil... (more)

Union Pacific TR5 'Cow & Calf' sets 1874 and 1875 take Sunday morning off at Provo Yard. Jan. 23, 1977

A cyclist waits patiently at 7th West while Union Pacific's Geneva Turn departs Provo on Jan. 29, 1977.

An EMD TR5 'Cow and Calf' leads Union Pacific's Geneva Turn into Provo Yard on New Year's Eve, 1976. The Rio Grande passenger station is in the background while the wood structure at left is Union... (more)

Union Pacific's Provo Switcher departs town with cars for Geneva Steel on Dec. 30, 1976.

Union Pacific TR5 'Cow and Calf' No. 1875 builds the PVSC at Provo Yard on May 15, 1976.

A Union Pacific TR5 'Cow and Calf' and a short train depart Provo for a journey to the Western Warehouse Spur at Hardy in Lindon. Jan. 24, 1976

A Union Pacific TR5 'Cow and Calf' depart Provo for a journey to the Western Warehouse Spur at Hardy in Lindon. Jan. 24, 1976

With a TR5 'cow and calf' for power, UP's Geneva Turn departs Provo on a snowy Nov. 27, 1975 morning.

Welcome to the stockyard! A pair of EMD TR5 (Transfer) 'cow and calf' switchers work the north end of UP's Provo Yard. Pairs of EMD TR5s, built in 1951, were assigned to work at Provo during much ... (more)

On a hot July afternoon in '77, Union Pacific's Provo Switcher cruises south down the Big 4 Distributing spur, dodging numerous late model cars in a local wrecking yard. Check out the four man swi... (more)