Vintage Otarion Battery Tester USA Made Pocket Voltmeter Sterling

Weston Electrical Instrument Model 502, Volts D.C. Co Zero Corrector Untested

Vintage Eveready 0-35 Amperes Gauge Meter

Vintage Weston Model 931 DC Amperes Meter Zero Corrector Parts/NW

Vintage USSR Soviet measuring instrument Voltmeter Tester C4317 (Parts/Repair)

Vintage Weston Zero Corrector Model 430

Early Vintage Weston Model 931 No 19040 - Volts DC BOX METER

Vintage Bakelite Weston Amp Volt Test Meter Model 749 w/ Leads ~ Untested ~