UB4LPO

front side QSL card, of UB4LPO to IK6BAK, November 26, 1991, CW
rear side QSL card, of UB4LPO to IK6BAK, November 26, 1991, CW
letter envelope QSL card, of UB4LPO to IK6BAK, November 26, 1991, CW