New York Meter & Instrument Division, West Lynn,Mass 1949 140.p Permanent – Magnet- Moving - Coil Instruments (Page-1), RECTIFIER Instruments (Page-17), Thermocouple Instruments (Page-24), Moving – Iron Ammeters (Page-32), Electrodynameter Instrument (Page-47), Power – Factor Meter (Page-63), Synchroscopes (Page-70), Frequency Meter (Page-77), Recording Instruments (Page-84), Specialized Instruments to Measure Electrical Quantities (Page-98), Specialized Instruments to Measure Electrical Properties (Page-109), Specialized Instruments to Measure Nonelectrical Quantities (Page116), Electric Telemeters (Page-124). Electric instruments 621.3,MAN 20230718115830.0