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Scientific American, Vol. 89, No. 22 (1903) (1903)

leaf 16

An illustration from Scientific American, Vol. 89, No. 22 (1903), 1903, leaf 16
397 NovEMBER 28, 1903. … Penholder, C. M. Cook...... - 744,494 ELECTRIC LAUNCH MOTOR. — THE Pencil, A. E. Buckingham................ 744,474 OF ‘THE design in this paper is for a motor of unusual simplicity Phonograph cylinders, apparatus for the of construction, which can easily be built by an amateur manufacture of, A.…

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