N/A 60 Stamps 1982 First Day of Issue United Nations Geneva Cachet Definitive Series

This listing is for Six Sets of United Nations FIRST DAY OF ISSUE OFFICIAL GENEVA CACHET - DEFINITIVE SERIES - 1/22/1982 . Each set contains one envelope and one sheet of 10 stamps. Each set is different. See pictures for specifics. These were in my father's giant stamp collection. Please review pictures for details and condition of these stamps.