[GreenKeys] New arrivals

[Jim Haynes]

On Wed, 11 Mar 2009, John Duggan wrote:
>
> The next one may be slightly OT but Randy & Sherry have one and it is
  electromechanical. It's a Hammond A-100 organ(Yes, that famous sound!)
> The tone generator is about as gummed up as my M14. (Don't get started
  on oil again, as there is as many opinions on proper lubrication of
  this beast as there is for Teletype machines!) Maybe KS 7470 and Hammond
  generator oil is interchangable?
>
Apropos of this, Western Union had a tone generator made by Hammond
to generate frequencies for a voice-frequency carrier telegraph system.