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

leaf 9

An illustration from Scientific American, Vol. 52, No. 12 (1885), 1885, leaf 9
onds to a nals situated very near one another. ereases 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 is… … that is exactly determined beforehand for each of the in 914 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 then operating with more each pole there is affixed an interrupting apparatus…

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