VP

You're standing in front of an old card table in a driveway at a garage sale. On that table is a one-quart aluminum saucepan, a votive candle holder, pieces of some office machinery and a wooden awards plaque. What do you see here? If you did not answer "a six-cylinder radial electromagnetic attraction motor," then you need this book! H.P. Friedrichs (author of The Voice of the Crystal and Instruments of Amplification) returns this time to explore the principles behind the operation and construction of five simple, yet impressive, model electric motors
Hardcover, 160 pages, 177 photos and illustrations.