GEC K 850
TELEPHONES FOR TRACTION SYSTEMS
Wall Pattern Office Telephone
Consisting of Hand Combination with Switch in Handle, Induction Coil and Condenser, in highly finished wood work, for office use.
Price was £3.10.6.
Taken from the G.E.C. Illustrated Telephone Catalogue 9th edition (1904)
Last revised: January 23, 2011