Union Pacific

File — Box: 2, Oversize, Folder: 2

Staff Only

Scope and Contents

1: World's largest locomotive "The Big Boy" built by the American Locomotive Company for the Union Pacific Railroad Company. Type 4-8-8-4 Simple articulated. Drivers-68 inches in diameter. Overall Length-140 feet (coupler to coupler). Weight on Drivers-540,000 pounds. Total Weight Engine and Tender- 1,104,200 pounds. Traction force- 133,375 pounds. Union Pacific Employees (left to right): Heinz Reinhold, Locomotive Engineer; T.E. Acklin, Trainmaster, road foreman of engines, locomotive engineer; Frank H. Kottal, Locomotive engineer; Mel H. Stanley, Road foreman of engines, locomotive engineer; Frank W. Corey, locomotive engineer
2-4: Union Pacific trains on the tracks, black and white
5: Train number 27 on the tracks, passing a light, black and white
6: Union Pacific trains 995 and X3947 passing each other in opposite directions, black and white
7: Union Pacific train 73 coming out of a tunnel, black and white

Dates

1928-1964

Conditions Governing Access

Twenty-four hour advanced notice encouraged. Materials must be used on-site. Access to parts of this collection may be restricted under provisions of state or federal law.