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1920s Direct line telephone/intercom
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13th Jun 2012, 1:07 am
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AC/HL
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Join Date: Nov 2003
Location: Heckmondwike, West Yorkshire, UK.
Posts: 9,642
Re: 1920s Direct line telephone/intercom
Thanks Russell, it's identical, I suppose that was the standard of the day.
1 is L
2 is BL
3 is BT
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