SP3BYZ

front side QSL card, of SP3BYZ to IK6JOV/I90, June 9, 1990, SSB
rear side QSL card, of SP3BYZ to IK6JOV/I90, June 9, 1990, SSB
letter envelope QSL card, of SP3BYZ to IK6JOV/I90, June 9, 1990, SSB