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postage
1893, Jun 1 1893 issue unwmk p. 14
| X | 5c | yelgrn | arms of Belgium |
airmail
1946, Apr 20 (no wmk info) p. 11.5
| - | 50fr | yelgrn | DC-4 of Sabena |
1958, Apr 17 1958 airmail issue - UN organizations
| X | 6fr | yelgrn | — | — |
official
1954 1954 official issue unwmk
| - | 3.50fr | yelgrn | King Baudouin with B in Oval |
1971 1971 official issue
| - | 3fr | yelgrn |
parcel post
1882 1882 parcel issue (no perf info)
| - | 25c | yelgrn |
1915, Dec 20 1915b railway issue
| - | 4fr | yelgrn | locomotive 1915 |
1920 1920 parcel b issue p. 14
| - | 0.15fr | yelgrn | ||||
| - | 0.20fr | yelgrn |
postage due
1944 1944 due issue p. 13
| - | 50c | yelgrn |
telegraph
1871 1871 telegraph issue p. 14
| - | 25c | yelgrn | Leopold II | — | — |
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