Text: "The future of reactionless drives." Good summary of the Cook invention (patent no. 4,238,968). It produces propulsion by 'rectifying' centrifugal force, which is shown in this article also. Illustrated. "See also: Dickenson, Joel and Robert Cook: The death of rocketry. San Rafael, California: CIP Systems, 1980. 122 p. Technology Tomorrow. 4(1), Feb. 1981. p. 3-4.

See Also: unorthodox physics, unilateral thrust, centrifugal force, reactionless drive, patent, propulsion.

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