Up for sale is this Vintage Testing Device made by “Sargent-Welch Scientific Co; Chicago; Catalogue S-81610; Serial 2445002.” It is also marked “D-C Microamperes; General Electric.”
I bought this from a man who collected vintage electronics and this is in really nice condition. I believe that this was a piece of military equipment at one time.
Condition: Near Mint + condition! All knobs are included. This is clean with only minor marks here and there. Has a metal handle.
Measurements: 10″ x 9″ x 9″