keyboard reed instruments need only choke the bulb hole.
This is Hughes's printing telegraph machine around keyboard of patent US26003
oz.Typewriter: On This Day in Typewriter History (XXII):
Saturday, 11 June 2011
, with a treadle, is the Magneto-Printing dial telegraph machine of the period:
http://distantwriting.co.uk/instruments.html
Just before Densmore died, he might have prepared to own a piano company, I'm not certain though..
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