Demonstration Set No. 1

Demonstration Set No. 1 (Picture dated 1933)
There were Automatic and CB variants
 

Automatic (Includes a dial)


CB (No dial)
 

See also Telephone No. 222

 
 
BACK Home page BT/GPO Telephones Search the Site Glossary of Telecom Terminology Quick Find All Telephone Systems

Last revised: January 15, 2025

FM