A tooth wheel is essentially a wheel having on its periphery a nnmber of projections at equal distances apart, with corresponding indentations or spaces into which the teeth of the correspouding ...
Massachusetts newspaper editor Samuel Bowles observed the peculiar representatives of American culture taking root in North Platte and christened what he saw Hell on Wheels. The name would stick.
The two kinds of wheels, center-vent and circumferential vent, are commonly called " turbines." The water passes through the buckets of the former from the outside to the inside ; through the ...