electroscope

Title

electroscope

Identifier

ABDNP:200368a

Description

box, wooden frame with glass front and back. Brass rod connects a gold leaf to a top touch disc. Copper leaf against one side connected to an external thumb nut contact. Silver foil lining.

Date

1800

Format

box 93mm x 125mm x 50mm. Brass contacts protrude 20mm top and side
glass, wood, brass, gold leaf, metal foil