High Speed Motion Picture Photography

relationships of mechanical parts in motion otherwise too rapid to be perceived dials, coin because of their transient mechanisms, research This work has materials the prorelated to the d e v e l o p m e n t of relays, switches, clutches, ringers, collector to contact conditions, with testing, etc. It h a s been a p p l i e d to studies of noise r e d u c t i o n in problems associated mechanisms and d u c t i o n o f speech b y t h e v o c a l c o r d s .