RARE Antique Sensitive Research Instrument Corp Kilovolt Electrostatic Voltmeter

…… We searched the internet for another example of this antique Sensitive Research Instrument Corp. Electrostatic Voltmeter, and we were unable to find any that comes housed in a currved wood case. Te Voltmeter in this auction comes housed in an 8 ½” tall by 14 ½” long by 10 ½” wide mahogany wood case. We believe the case is made from Mahogany based on its consistent grain and reddish-brown color. … We learned that the Sensitive Research Instrument Corporation was founded in 1927 in New Rochelle, N.Y. It was a prominent American manufacturer of high-precision, analog electrical testing and measurement equipment. … An electrostatic voltmeter is a specialized instrument used to measure electrical potential (voltage) without drawing any current from the circuit.