Voltmeter #106. this was one of the first instruments of the permanent magnet movable coil type manufactured by Weston. Patented November 6, 1888.
NJIT Robert W. Van Houten Library, Third Floor
Area of base 5 1/2" x 5 3/4", Height 3"
Matthew Brown & Zackary Kellett
Donated by Edward Weston
voltmeter, weston, edward, newark, electric, electrical, meter, instrument, portable