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

A.W. Sperry Model 140 Multi Tester w/ Leads, Case, Manual Untested

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

Vintage A.W. Sperry SP-140 Analog Multi-Tester Multimeter w/ Case & Leads - Japa

A.W. Sperry Instruments Model SP-140 Multi Tester w/ Leads, Case, Instructions

Vintage A.W. Sperry Instruments Model SP-140 Multi Tester With Case And Box

Sperry Instruments DM6800 Ultra-Thin, Auto Ranging Multimeter 600V AC/DC 10A

Vintage A.W. Sperry SP-140 Multi-Tester Tool with Hard Leather Case Untested