This lot is two sets of three souvenir cards, for a total of six, issued in 1978 by the United Nations Postal Administration to commemorate the issue of stamps honoring Safety In The Air and Namibia. The cards also honor other UN stamps issued between 1955 and 1978. Two of the cards were postmarked in Geneva, Switzerland and two in New York City, all as first day of issue commemoratives. Size: 6" X 8". Condition: AU.