Stamp on Stamp
Germany, Federal Republic 1965 - 125 years stamps 1v
Germany, Federal Republic 1959 - Interposta 2v (dark colours)
Germany, Federal Republic 1978 - Stamp Day 2v [:]
1990 The 150th Anniversary of the Publishment of the First Stamp
1999 Re-election of President Hafez al-Assad to Fifth Term
Germany, Federal Republic 1968 - Northern German stamp centenary 1v
Germany, Federal Republic 1969 - Philatelists day 1v
2006 The 50th Anniversary of the First EUROPA Stamps
1963 International Philatelic Exhibition, Istanbul - F.I.P. GUNU - Stamps on Stamps
2006 The 50th Anniversary of the First EUROPA Stamps
2006 The 50th Anniversary of the First Europa Stamp
2006 The 50th Anniversary of the First Europa Stamp
2006 The 50th Anniversary of the First Europa Stamp
2006 The 50th Anniversary of the First Europa Stamp
1988 The 100th Anniversary of the Institution Bethel
1965 National Philatelic Exhibition NABRA, Bern
1978 The 50th Anniversary of Académie de Philatélie
Germany, Federal Republic 1988 - Stamp Day 1v
Mongolia 1980 - International Stamp Exhibition LONDON 1980 .
Austria 1975 -The 125th Anniversary of Austrian Postage Stamps
DDR 1970 - The 2nd National Stamp Exhibition for Juniors
2006 The 50th Anniversary of the First EUROPA Stamps