| Image |
Information |
| BC number(s): 328, 329, 330, 331, 332,
" Sv. St. Cyril and Methodius. " - five postage stamps. |
| BC number(s): 333, 334, 335,
" Princess Maria-Louise. " - three postage stamps. |
| BC number(s): 336,
"The Accession of Tsar Boris III to the Bulgarian Throne." - a postage stamp. |
| BC number(s): 336A,
" Special Edition. Ascension of Tsar Boris III to the Bulgarian throne. " - one postage stamp in a block. |
| BC number(s): 336B,
" Special Edition. Ascension of Tsar Boris III to the Bulgarian throne. " - four postage stamps in a block. |
| BC number(s): 337,
"Ascension of Tsar Boris III - Royal Maneuvers." - a postage stamp in a block. |
