I assumed it was probably for a private branch where you had a local switchboard but it could have been a public exchange as well.
I assumed it was probably for a private branch where you had a local switchboard but it could have been a public exchange as well.
I was thinking similarly, like a direct connect as opposed to block switching
I was thinking similarly, like a direct connect as opposed to block switching
That was my other thought, old corporation building(s) interconnected with the old switchboard system. Possibly even an old streetside police box phone with a direct line to the police switchboard.
That was my other thought, old corporation building(s) interconnected with the old switchboard system. Possibly even an old streetside police box phone with a direct line to the police switchboard.
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