Skip to content
History of Science Museum

Small Box with Unknown Objects: Diaphragms?

Inventory Number 33035


Item type
Object
Physical material
Copper alloy
Metal
Card
Wood
Dimensions
Weight: 36g
Inventory No
33035

Description

Set of eight unknown objects, possibly diaphragms, inside a green cardboard rectangular box with wooden fittings inside. The objects have a copper alloy half circle screwed to a metal post which has a propeller shaped piece of thin metal at the end.