2001-12-20: Antonio Aurelio Concalves-Birth Centenary

2001-10-09: United Nations Year of Dialogue among Civilizations

2001-09-27: Medicinal Plants

2001-06-09: Belgica 2001 International Stamp Exhibition

2001-06-09: Trees

2001-06-09: Belgica 2001 International Stamp Exhibition

2001-05-28: Spiders

2001-04-24: Fish (2001)