"Propel" Quotes from Famous Books
 ... were necessary. In the first place, there must be some strong material available of which to make the machines; for that purpose iron and steel have, with few exceptions, proved to be the best. In the second place, some adequate power must be found to propel the machinery, which is ordinarily too heavy to be run by hand or foot power. This necessary motive power was discovered in steam. The steam engine was devised by James Watt, an English inventor of great ...
— An Introduction to the History of Western Europe • James Harvey Robinson
... in launches and automobiles is familiar to many. Not only are launches and automobiles making use of gas power, but the gasoline engine has made it possible to propel aeroplanes through ...
— General Science • Bertha M. Clark
... a flop in the water, and when Bumper turned he saw a queer looking fish swimming toward the shore, using his hind legs instead of fins to propel him along. He had big, staring eyes, and a green head, with white ...
— Bumper, The White Rabbit • George Ethelbert Walsh
... hunters had poled the raft from shore and then they started to propel it across the lake. Two of the boys had rude paddles and the others cedar branches. The progress made was not great but it was sure, ...
— Young Hunters of the Lake • Ralph Bonehill
... usually devoted to visiting workshops, where the engine drivers and stokers seemed glad to talk with a youngster who took an interest in their business. Especially interested was I in a rotary engine on "Barker's centrifugal principle,'' with which the inventor had prom- ised to propel locomotives at the rate of a hundred miles an hour, but which had been degraded to grinding bark in a tannery. I felt its disgrace keenly, as a piece of gross injustice; but having obtained a small ...
— Volume I • Andrew Dickson White
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