Petar Beron
![Petar Beron](https://upload.wikimedia.org/wikipedia/commons/f/fa/BASA-96K-1-9-1-Petar_Beron.jpg)
He created the first modern Bulgarian primer, known as the ''Fish Primer'' (Рибен буквар, ''Riben bukvar'') due to a dolphin drawn in the end of the book. Beron has been called "the father of modern Bulgaria." Provided by Wikipedia
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