Show right temperature or work df dt beejamin Bei jamin ward richardson found atter long experiments and practice that 64 deg fahr Is the best temperature in which to conduct men tal labor it if the temperature falls below this toe we mind becomes drowsy and nd inactive and if it rises much bove above there Is a relaxed state of the body and mind which soon leads to fatigue and exhaustion it Is imbor tant that the temperature be the same tn in all parts of the room and that it la Is mainwal maintal A |