[GreenKeys] Teletypes and Railroads

[Paul Wills]

The attached article deals, primarily, with the PRR telephone plant from 
1925 but there is a description of the "printing telegraph" equipment 
used towards the end.

And to think I was around in the late 1970's to see the end of the TTY 
network (In the contemporary "PO" office.)

PDW

On 7/23/2026 11:55 AM, Aidan Riley via GreenKeys wrote:
> Good afternoon all,
>
> I'm interested in learning more about the history of teletype use by 
> railroads. Does anyone have resources they would recommend reading?
>
> Thanks and 73,
> Aidan W9POG
>
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