UB5ZEL

front side QSL card, of UB5ZEL to IK6BAK, January 15, 1988, CW
rear side QSL card, of UB5ZEL to IK6BAK, January 15, 1988, CW
letter envelope QSL card, of UB5ZEL to IK6BAK, January 15, 1988, CW