Pistons of the Allis-Chalmers 5 story certical pumping engine at the New Milford Plant of the Hackensack Waterworks, a late 1800's era brick filtration and pumping plant in New Jersey.
Pistons of the Allis-Chalmers 5 story certical pumping engine at the New Milford Plant of the Hackensack Waterworks, a late 1800's era brick filtration and pumping plant in New Jersey.