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One for the experts. Apart from it being a field telephone we know nothing about this item.
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- I also have an identical one of these. Perhaps they were some kind of field telephone? Mine came from the BT musuem Auction some years ago. No make or markings anywhere as far as I can see.
.......... David Edwards, Bath, Somerset, 24th of October 2012
- I think this is a Very early telephone, which should have an alerting magneto to tell operate the bells at the receiving end.
The carbon granule speaker mouthpiece had to be rotated as you spoke to keep a supply of carbon granules falling between the diaphragms.
.......... Brian Howett, Edgmond Shropshire, 22nd of February 2012