SIEMENS BROTHERS No. 72

A steel cased table telephone with generator for use on Automatic systems..

Provision was made for a watch receiver to be fitted.

It is fitted with a Dial, Switch No. 5 (GPO Dial, Automatic No. 10).

This was the extension set on a secretary / master installation and would have been used in conjunction with Telephone No. 61.

Last revised: October 08, 2025

FM2