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Old 3rd Aug 2019, 6:30 pm   #4
OscarFoxtrot
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Join Date: Apr 2011
Location: Edinburgh, UK.
Posts: 780
Default Re: GPO Bakelite Phones - the end?

I think there were still a few strange circuits or plan arrangements where a 706 couldn't be adapted and a 2xx or 3xx had to be used? Not sure if the GPO ever used a magneto calling version of the 706, for instance.
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