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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. |
| 1891 year. | Detailed full catalog for 1892 year. | 1893 year. |
| BC number(s): k18921 (PC 11 I), "Postcard - Plovdiv Fair" - type I |
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| BC number(s): k18922 (PC 11 II), "Postcard - Plovdiv Fair" - type II |
| 1891 year. | Detailed full catalog for 1892 year. | 1893 year. |
