The De La Vergne’s enormous, spinning flywheels give viewers a dizzying sensation, as well as a sense of how powerful this 125 HP engine really is.
View of the working side of the De La Vergne, showing the vertical flyball governor, sideshaft and fuel pump.
The building housing the big De La Vergne attracts a lot of attention during the Western Minnesota Steam Threshers’ Reunion show each year, where the 125 HP machine is run every day.
The lower oilers are for lubricating the piston, while the uppers lubricate the wrist pin.
A close-up of the 6-foot- diameter belt pulley, which was hooked up to metal-design machines when the De La Vergne was working in the W.F. Norman Sheet Metal Works plant in Nevada, Mo., starting in 1904.
This is how the De La Vergne looked while sitting in the sheet metal plant, circa 1905. (Photo provided by Keven Withers.)