CENTRAL BATTERY TELEPHONES
No. U 702
Central Battery Wall Telephone, comprising:
Solid Back Granular Carbon Transmitter, mounted on adjustable Enamelled Steel Bracket
Arm, 1000 ohm Polarised Call Bell, Nickel Plated Bell Metal Gongs, Removable Automatic Switch Hook, Induction Coil, Condenser,
Double Pole Receiver in Enamelled Drawn Brass Case, with enclosed Terminals and Flexible Cord. Line Terminals mounted inside body.
Woodwork is solid Walnut.
Taken from the Sterling Catalogue No. 11 & 12
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