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The numbering in brackets below the main one is taken from the Catalog of Bulgarian Postal Entities, Part I, Postcards (1879-2007) by Bulphila Publishing House and the Michel Catalog. |
| 1916 year. | Detailed full catalog for 1917 year. | 1918 year. |
| BC number(s): k19171 (PC 48 I), "Postal card" |
|
| BC number(s): k19172 (PC 48 I), "Postal card" |
|
| BC number(s): k19173 (PC 48 I), "Postal card" |
|
| BC number(s): k19174 (PC 48 II), "Postal card" |
|
| BC number(s): k19175 (PC 48 III), "Postal card" |
|
| BC number(s): k19176 (PC 49), "Postal card" |
| 1916 year. | Detailed full catalog for 1917 year. | 1918 year. |
