Bolinas Radio, CA :
Here is a recording of KSM's telegraph wheel by Gabriel Schwartz (2008)
a nice telegram-form-QSL from the collection of Costas Krallis (2001)
another telegram letter received by Gabriel Schwartz in 2008
see the website of the Maritime Radio Historical Society for the whole story
------------------------------------------------------------
Callsigns:
KPH
KSM
Frequencies Morse Telegraphy:
426
500
4350.5
6474
8438.3
12993
16914
22445.8
Frequencies Radioteletype:
8433
12631
Systems used:
SITOR, 45 Bd