Vacuum Tube Voltmeter
Model IM-11
0-100 Millivolts DC
Model 1
0- 500 Amperes DC
Model No. 1
0-100 Milliamps, 0-30 Volts
Model A, Poly-Ranger
-10 to + 10 Volts
Model 845AB
Analog Voltmeter 0-150 Volts DC
Cat. No. 3062 T
0 - 10 Amperes DC,
Cat. No. 3057S
Analog Voltmeter 0-7.5 Volts DC
Cat. No. 3057 K
Analog Voltmeter 0-7.5 Volts DC
Catalog No. 3057K
Analog Ammeter 0-5 Amperes DC
Model 280
0-150 Volts
Cracked glass
Cat.No. 3057N
