Evening Republican, Volume 16, Number 42, Rensselaer, Jasper County, 17 February 1912 — Ingenious Watch. [ARTICLE]

Ingenious Watch.

Amnng the ingen inns devices Of the poysiciaxi may oe menuonea a waico* constructed on the “stop” principle. _ _ _ - -t- - y i r -iWi— - X- « per minute may be Indicated. button is pressed at flu* hAgißniny <rf; the count and again at the twentieth pulsation, when the number 4 of beats, per minute is shown on a dial without the necessity for calculation. Still another push on the button brings the, counter back to the starting point.-. In the ordinary method of taking the, pulse the observer is obliged to da two things at the same time—count! the beats and keep his eye on th* pulse watch only one operation Is neo- • i t Si»a. gas