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Scientific American, Vol. 52, No. 12 (March 1885) (1885)

leaf 9

An illustration from Scientific American, Vol. 52, No. 12 (March 1885), 1885, leaf 9
esponds to a nals situated very near one another. creases the speed of the gait up to a certain rhythm movement of the pencil, that is to say, to a breakage of To this effect, a telegraph line, whose poles are spaced bordering upon 80 steps to the minute. Beyond that the current by the walker who… … to a run in which 5,120 feet have been made that is exactly determined beforehand for each of the Fig. 3.-DETAILS OF AN INTERRUPTER. in 9J^ minutes; the slowest gait corresponds positions. Upon giving the walk a slow rhythm of to the curve c—a walk at the rate of 2,400 40 steps to the minute, and…

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