Multiple range hand tachometer. Jones Motorola

Vintage Jones Model 1600-2 Hand Tachometer Single Range Stop Button Case

Jones Model Portable Tachometer In Case

Jones Single Range Hand Portable Tachometer Model 1600-7

MODEL 27 METRON DOUBLE RANGE HAND HELD TACHOMETER W/CASE Used/Untested

Jones Single Range Hand Portable Tachometer Model 1600-7

Jones Single Range Hand Tachometer Model 1600-7 with Accessories

Vintage Jones Motorola Corp Single Range Hand Tachometer W/ Hard Case