A new propeller, to change the course of the ship, is developed and tested for the U.S. Navy in Bremerton, Washington.
Bremerton Washington USA Date:1946, May 9 Duration:1 min 15 sec Sound:Yes
Testing of a new propeller in Bremerton, Washington. View of the newly developed propeller for the U.S. Navy. A professor of Washington University, the inventor of the propeller, beside the device. View of the blades of the propeller, changing the pitch of which changes the course of the ship. A landing craft on which the propeller is tested. The landing craft moving forward on the water. The professor with another man on the craft. The craft turning the direction by changing the pitch of the blades. Men beside the propeller.
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