Two rods of glass with cross bar with ball one end and ebonite arm the other

Made:
1880-1920

Two rods of glass with cross bar with ball one end and ebonite arm the other, possibly Riviere, European, 1880-1920

Details

Category:
Therapeutics
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A658651
Materials:
glass, brass and ebonite
type:
spark gaps