American Engineer and Railroad Journal

American Engineer and Railroad Journal

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... limits the speed at which they may be run, the art of braking must not only keep pace with, but must advance ahead of, acceleration of schedules. ... Poosa#39;s MANUALa€”Sample pages of the edition of January, 1904, have been received. ... A combination of group and individual drive will be used, motor driven machine tools requiring variable speed to be equipped with 2-wire variable speed motors.

Title:American Engineer and Railroad Journal
Publisher: - 1904


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