Lightstraw Info making clear sense of telecommunications history

404 Level_6: Holding page.
Light Straw ATE 2024/2025
Light Straw ATE
Light Straw ATE

Enter the world of operator connected calls, Subscriber Trunk Dialling, Strowger switching and much more...

Visit the Post Office Tower; the Telephone Managers' Office; explore the Telecoms Engineering Centre; and learn about the last two TXE4s to be taken out of service.

Includes GPO Clock Systems.
GPO History  
GPO/PO History
GPO History

Here we look at the GPO, Royal Mail, Post Office Savings Bank, ERNIE, National Giro and more...

Includes GPO vehicle history.

Telecoms at Bletchley Park  
Telecoms at Bletchley Park
Telecoms at Bletchley Park

The GPO's expertise from its research department at Dollis Hill was invaluable in assisting Bletchley Park to develop robust, electro-mechanical machines which could be used to break the wartime codes.










Design, images and text compiled by © Light-Straw. Page build 25 June 2024.

All logos and trade marks are the property of their respective owners and are used on the Light Straw site(s) for review only. Students and researchers are recommended to make their own independent enquiries as to the accuracy of the information contained therein.