N80- 200th Anniversary Boston Massacre 1770–1970 Cover Paul Revere Engraving N
N8- CAPEX ’78 First Day Cover 1978 Toronto Canada USA 13c Cardinal & Mallard
N79- Denmark 10 øre Block of 4 on Cover – Danish Postage Stamps, Early 20th Ce
N77- 1969 Austria Erste Österreichische Sparkasse 150th Anniversary Commemorat
N76- 1969 Germany Berlin FDC "Berliner des 19. Jahrhunderts" Heinrich Zille Fi
N75- Austria 1969 First Day Cover – "Jahr der Auslandsösterreicher" (Year of A
N74- Austria 1969 FDC Ersttag First Day Cover – SOS Kinderdorf Imst Tirol Stam
N73- 1969 Austria FDC XIX International Municipal Congress Vienna Cover + Stam
N71- Austria 1971 First Day Cover – 700 Jahre Stadt Kitzbühel FDC Stamp & Post
N70- 1974 56th Philatelic Congress of Great Britain Cover – Enghien-les-Bains
N7- 1979 Vietnam Veterans First Day Cover (FDC) – Honoring Vietnam Veterans –
N69- 1972 Munich Olympics Torch Relay Austria First Day Cover (FDC) – Olympisc
