Type: Transmitting Key
Rating: Up to 4 kw

Looking for an actual photo of the Type A key  . Contact: jerry.proc@sympatico.ca

 Credits and References:

1) Steve Rosenfeld <oceangate(at)comcast.net>
2) Al Klase <ark(at)ar88.net>
3) Catalogue of Used Apparatus - Marconi Company of America.

July 7/20