Telephony – Page 60

SN017

Wooden device with magnet and crank. Exterior bells, separate audio and voice system and shelf to write messages.

Wooden base body and metal column. Magneto with crank and triple individual system with double bell. Integrated handset and fabric cable

Wooden device with terminals for cable connection.

Metal and bakelite piece. Commonly used in magnets

Wooden apparatus with “Blake” transmission system at the front.

Wooden box with bells at the top and clapper inside

Receiver element used in the first telephones to be placed in the fork of the device.

Mechanical unit for producing an electrical current used in early telephones in the late 19th and early 20th centuries

Wood-based intercom device with individual bell, integrated handset, fabric cable and station selector handle.

Cast iron base. Nickel-plated column and head. This device stands out for its refined transmission and acoustic system.