GOLD LEAF ELECTROSCOPE
Rectangular sheet metal case mounted on insulated base and provided with removable front and back sliding glass panels, one clear and other ground. Removable disc electrode mounted at the top through an insulating bush to prevent charge leakage. The bush has a plated metal blade on the underside for fixing the gold leaf. Case fitted with terminal at the side for earthing. Removable clear front slides up to allow insertion of ionizing material in chamber and fixing of leaves, when needed. 0-90º scale to observe quantum of deflection.