1 to 16 of 16
postage
1912, Oct 15 1912 issue unwmk p. 14x14.5
| - | 20b | slbl & redbrn | King Vajiravudh |
1917, Jan 1 1917 issue p. 14
| - | 20b | King Vajiravudh redrawn |
1928, Apr 15 1928 issue p. 12.5
| - | 20b | blgrn & redbrn | King Prajadhipok standing |
1948, Jan 1 1948 issue
| - | 20b | blk & rosebrn | King Bhumibol Adulyadej |
1951, Feb 15 1951 issue
| X | 20b | gray & ol | King Bhumibol Adulyadej |
1961, Jul 3 1961 issue wmk. rectangles p. 13.5x13
| X | 20b | emer & ultra | King Bhumibol Adulyadej |
1963 1963 issue wmk. zigzag lines (Thailand) p. 13
| - | 20b | King Bhumibol Adulyadej |
1972, May 1972 issue p. 13.25
| X | 20b | multi | King Bhumibol Adulyadej |
1973 1973 issue wmk. rectangles (no perf info)
| - | 20b | org & yelgrn | Bhumibol | — | — |
1975, Mar 3 p. 13
| - | 20b | redorg & grnol | King Bhumibol Adulyadej |
1986, Dec 5 wmk. zigzag lines (Thailand) p. 13.25x13
| - | 20b | redorg & dkol | King Bhumibol Adulyadej |
1988, Dec 5 1988b issue
| - | 20b | org & dkol | King Bhumibol |
1997, May 5 1997 issue (no wmk info) p. 13.5x13.25
| - | 20b | King Bhumibol Adulyadej |
1998, Jul 1 100th Anniversary of First State Visit to Europe of King Chulalongkorn issue unwmk p. 13.25
| - | 20b | multi |
2007, Dec 18 Arts of the Kingdom p. 13
| - | 20b | multi | Busabok Mala |
semipostal
1918, Jan 11 1918 semi issue (no perf info)
| - | 20b |
1 to 16 of 16