A flat, wide piece of rectangular-shaped metal in which the sides turn slightly downwards; one side has two metal teeth to clamp down; a metal tightening screw is located on back of the electrode and has a circular hole punched through the screw; a long rubber strap with an arch-shaped end is attac…
A flat, wide piece of rectangular-shaped metal in which the sides turn slightly downwards; one side has two metal teeth to clamp down; a metal tightening screw is located on back of the electrode and has a circular hole punched through the screw; a long rubber strap with an arch-shaped end is attached to the electrode; the strap has 70 round-cut holes punched in it.
Number Of Parts
1
Provenance
Used by either Dr. H. Godfrey Bird or Dr. C. H. Bird of Gananoque, Ontario.