P557-Austria 1964 Innsbruck Winter Olympics FDC Official Opening Cover Bobsleigh
P556-1963 Deutsche Bundespost Berlin Hannover Messe Special Cancellation Stamp C
P555-Philympia 1970 Official Cover London United Nations Event Special Cancel GB
P554-1970 Walsall Trolleybuses Last Day Cover 1931-1970 GB 4d Stamp Special Post
P553-Germany 1967 Europa CEPT Hannover Industrial Fair Special Cover FDC Deutsch
P552-Queen Elizabeth II 1965 Germany Visit Commemorative Postal Card Köln Specia
P551-Germany 1962 Butterfly Stamps Cover Deutsche Bundespost Jugendmarken Regist
P550-Germany Hannover Messe 1963 Special Stamps Postcard Welfare Stamps Internat
P55-USA 1976 Non-Profit Organization 2c + 11c Freedom of Press First Day Cover H
P549-Turkey 1963 Centenary of Turkish Postage Stamp First Day Cover Istanbul FDC
P548-Sharjah & Oman Miniature Sheet Stamps Mozart JFK Prominent Persons Used CTO
P547-Austria First Day Cover 1951 “Der österreichische Wald” Forest Stamp FDC In
