Heavy black metal galvanometer; two cylinders; wires protruding.
Number Of Parts
1
Provenance
Acquired from the Academy of Medicine; source: Dept. of Physiology, Univ. of Toronto, via Dr. John W. Scott.
Maker
Cambridge Instrument Co.
Dates
1935
1940
circa 1935-1940
Material
metal: black
Inscriptions
Round metal discs, one on either side, have: "OR, OL"; raised inscription on side: "126"; "CAMBRIDGE INSTR. CO. // No. 3058"; with knob: "TO SLACKEN STRING"