50 Perpetual Motions. Fred G. Dieterich.

50 Perpetual Motions

Bradley, IL: Lindsay Publications Inc., 1986. Staple-bound Softcover. Very Good. Item #044851

Originally entitled "Dieterich's 50 Perpetual Motions" and last copyrighted in 1919 by the author. The pages are crisp and clean, with no owners' marks; the stapled binding is secure; the cover has only gentle age-toning at the edges and is otherwise excellent.

Price: $18.00

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