van de graaff generator, hand drivenfor production of high voltage static electricity, self-exciting, with insulating prespex stand, rubber belt, removable metal dome, mounted on wood base, with a driving wheel and driving belt.the discharge sphere is mounted on a pivoted arm with handle for adjustment and is attached to driving wheel support. With a 4 mm socket at top of the dome and a 4 mm earth socket in the hand wheel support. Supplied wih discharging sphere, but without accessories glass tube (rod)ebonite rodvan de graaff generator, hand drivenvan de graaff generator, motor drivenset of accessories for van dewimshurst machineelectric whirlconductorbiot's apparatusice pails, faradaygold leaf electroscopeelectrostatic kit