this recording was made online,
with a swedish Kiwi receiver (rb, 2016)
see this very detailed QSL-letter from the collection of Rudy
van Dalen (1983)
Joop Balneger received this
letter in 1988, confirming *OS-378, *KN-377,
and *TOR-361
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Callsigns:
KN
Frequencies Morse Telegraphy:
377