C.T. Smith vibrating propeller Patent Model and Diagram

Description:

C.T. Smith vibrating propeller Patent Model and Diagram, patented March 2nd, 1869, the wooden model with brass fixtures, pistons, and appendages, and including an original patent slip with later copies of the diagrams of the design and function of the mechanism, model lg. 18, ht. 4 in.
Estimate $800-1,200


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