1973
Date - Title - OBC/COB Nr
24.03.1973 Fire Prevention. 1660
24.03.1973 100th Anniversary World organisation of Climatology. 1661
24.03.1973 Culture- Abbeyaes. 1662-1665
07.04.1973 1th World Championship Basket for Disables.1666
07.04.1973 25th Anniversary World health Organisation. 1667
28.04.1973 Stamp Day. 1668
28.04.1973 Europe. 1669-1670
...........1973 Definitive Issue - number on Heraldic Lion. 1671
12.05.1973 25th International Exhibtion of Luik.1672
12.05.1973 5th Anniversary of Telecommunication.1673
12.05.1973 60th Anniversary of International Sport for Workers. 1674
19.05.1973 50th Anniversary of SABENA. 1675
19.05.1973 'Les Vieilles Tiges de Belgiques'. 1676
23.06.1973 History. 1677-1682
15.09.1973 Year of Spa. 1683
15.09.1973 Music Instruments. 1684
29.09.1973 Tourisme - Eupen. 1685
13.10.1973 Youth Filately. 1686
13.10.1973 50th Anniversary Of Belgian Chamber of Filatelic Merchants 1687-1687A
17.11.1973 Christmas 1688
17.11.1973 50th Anniversary of Flemisch Automobile Organisation VAB. 1689
17.11.1973 Louis Pierard. 1690
24.11.1973 50th Anniversary of Belgian Radio. 1691
24.11.1973 Tourisme. 1692-1693
01.12.1973 Definitive Issue - King Boudewijn. 1694
08.12.1973 Solidarity - Play Cards. 1695-1698
08.12.1973 Felicien Rops. 1699
28.12.1973 Definitive Issue - King Boudewijn. 1700-1702h
28.12.1973 Definitive Issue - King Boudewijn. Booklet 10-11.
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