STERLING TELEPHONE AND ELECTRIC Co. Ltd

MAGNETO RINGING TELEPHONES
(WITH DOUBLE-MAGNET GENERATORS)

No. U 340
Magneto Wall Telephone, same Instrument as No. U 335 , but mounted on Polished Walnut Backboard with Battery Box to accommodate one No. 2 Leclanche Cell or one Celevox Dry Cell.

Note: The above Instruments are suitable for distances up to about three miles.

Taken from the Sterling Catalogue No. 11 & 12

Last revised: January 14, 2025