Show records millionth degree temperature change inot 7 I 1 chemists at northwestern university evanston ill III have invented an instrument that will measure temperature pera ture changes down to a millionth of a degree this micro can measure the amount of heat produced when sugar dissolves in water the temperature changes are recorded on a scale so enlarged that one degree would equal a mile photograph shows dr hugh pickard at the recording chart as professor frank gucker studies the sealed vessels used in an experiment the other inventor is dr ralph planck |