MICROAMPERES Wood box/ Bakelite Meter Jewell Electrical Instruments

API INSTRUMENTS MICROAMPERES DC Meter 0-500 Microampres Meter

JEWELL 57-TEST METER-0-8-200 V D.C.-NIB-1926 PATENT DATE TESTED VTG 85.3

Jewell Direct Current MILLIAMPERES METER, 0-300, Pattern 88, 1912 Vintage

Vintage Jewell Electrical Instrument Pattern Gauge No. 135 Meter Untested

Vintage Westinghouse Model 476 0-15V AC Voltmeter Panel Meter Bakelite Boxed 🔥

Vintage 50-0-50 Electrical Gauge Panel Meter Microamperes DC Weston NOS

Jewell Electrical Instruments Millivolts Meter MM3