A.W. Sperry Instruments Volt Multitester Multimeter SP-10A 6-Function 15-Range

B4 Sperry SP-10A Multitester

Simpson 260-6 Meter - Calibrated and Ready to Work

Vintage Multi-Tester AW Sperry, Model SP-10A With Test Leads Case, Made in Korea

A.W. Sperry Instrument Digital Snap-Around Volt-Ohm-Ammeter Kit, model ohm-150

A.W. Sperry Model SP-140 Multi Tester w/ Leads, Case, Box, instructions

A Midland Model 23-101 VOM (Volt-Ohm-Milliammeter Meter) with Case - Untested

Vintage A. W. Sperry Instruments SP-140 Multi Tester Works