a recording of *SPP-420 made
from Madeira island (rb, 2012)
no pictures of QSLs or other info available
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Callsigns:
SPP
Frequencies Morse Telegraphy:
260
420
NDB Sevilla *SPP :
no pictures of QSLs or other info available
------------------------------------------------------------
Callsigns:
SPP
Frequencies Morse Telegraphy:
260
420