A
wall
pattern, metal case with writing slope and compartment for 2 dry cells;
comprising hand micro-telephone, 1000ohm bell, 4 magnet generator, induction
coil and lightning arrester.
Finished black, with bell gongs and switch-hook nickel-plated.
Dimensions
22" x 8.5" x 7.5" / 559mm x 216mm x 191mm