Vietnam or Thailand ? Vote for the TOP Country of the Week !
Updated: May 10, 2025
When I turn this little valve an outlet is opened for the air to escape by a tube into branches communicating with each of these four cylinders. This works the tiny pistons, much the same as gas in a gasoline-motor, and they turn the little crank-shaft to which they are connected, and the crank-shaft in turn revolves the propeller on its end." "Wonderfully simple!" Mr. Giddings exclaimed.
Word Of The Day
Others Looking