1957
Date - Title - OBC/COB Nr
17.04.1957 World Expo Brussel 1958. 1008-1010
19.05.1957 Stamp Day. 1011
15.06.1957 100.00st passenger with helicopter flight of Sabena. 1012
08.06.1957 Culture - Famous persons. 1013-1018
06.07.1957 50th Anniversary of Seaway installations. 1019
17.07.1957 125th Anniversary of Arrival of H.M Leopold I on Belgain territory.1020-1021
29.07.1957 100th Anniversary of Birth of Lord Baden Powell and 50 Anniversary of Scouts.1022-1023
20.08.1957 4th Biennale for sculpture in Middelheim Antwerp.1024
16.09.1957 Europe. 1025-1026
1957-1960 Definitive issue - Number on Heraldic Lion. 1026A-1027B
01.10.1957 Definitive issue - Portrait King Boudewijn with glasses 1028-1029
10.10.1957 Belgian Southpole Expedition. 1030
19.10.1957 Belgian Southpole Expedition. 1031
19.10.1957 Belgian Southpole Expedition. Block 31
28.10.1957 Memorial General Patton. 1032-1036
10.11.1957 18th Anniversary of dead of Adolphe Max. 1037
23.11.1957 50th Anniversary of Belgian Nursery Student Schools. 1038
10.11.1957 Anti-TBC - Belgian Legends. 1039-1045