Gold Leaf Electroscope

In metal case, sturdy, cast-alloy metal case has a removable, clear glass front and ground glass back. Pair of thin aluminum leaves suspended through a hook supported by a brass rod. The brass rod is connected to a brass disc terminal at the top through an insulated bush. The electroscope has a built in scale to indicate deflection of leaves. Earthing socket provided.
Flask type. Conical, 250ml, glass flask with a rubber stopper which has a hole. Aluminum electrode with metal foil leaves included.