Motor Boating & Sailing 1918-11: Vol 22 Iss 4 (1918)
Bonnier Corporation · leaf 27
experimental testing apparatus consists of an 4 power was required to turn it at a given speed. electric dynamometer made up of three 300-400 h.p. The next step was the introduction of the electric Sprague generators arranged in tandem, so that one or dynamometer, which gives very accurate results,… … construction, (Continued on The water used steel frame, brick page 52) 30
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