New York, 2018
First Day Covers, New York, 2018
Vienna, 2018
First Day Covers, Vienna, 2018
Geneva, 2018
First Day Covers, Geneva
New York, Single, 2018
Full Sheet, New York, 2018
2007, Definitive, Full Sheet, New York, Single
1996, Definitive, Full Sheet, Geneva, Single
1995, Definitive, Full Sheet, New York, Single
1997, Definitive, Full Sheet, Geneva, New York, Single
2004, Definitive, Full Sheet, New York, Single, Vienna
Commemorative, Flag, New York, Single, 2018
1993, Definitive, Full Sheet, New York, Single
Commemorative, Flag, New York, 2018
1998, Definitive, Full Sheet, Geneva, New York, Single
