DF9FM

front side QSL card, of DF9FM to IK6JOV/I90, June 19, 1990, CW
rear side QSL card, of DF9FM to IK6JOV/I90, June 19, 1990, CW
letter envelope QSL card, of DF9FM to IK6JOV/I90, June 19, 1990, CW