ATM TELEPHONE M1177

 
M1177 Wall Pattern Ironclad Automatic Telephone

A cast-iron cased weatherproof automatic telephone specially modified for use with the 'A.T.M.' certified auto-exchange coupling system.

Taken from the 1951 ATM Catalogue

 
 
BACK Home page BT/GPO Telephones Search the Site Glossary of Telecom Terminology Quick Find All Telephone Systems
Last revised: February 18, 2026

FM2