Coat of Arms of the <a href="https://en.wikipedia.org/wiki/en:Second_Bulgarian_Empire" class="extiw" title="w:en:Second Bulgarian Empire">Second Bulgarian Empire</a> during the reign of the Tsar <a href="https://en.wikipedia.org/wiki/en:Ivan_Shishman_of_Bulgaria" class="extiw" title="w:en:Ivan Shishman of Bulgaria">Ivan Shishman (1371-1395)</a>, depicted by an anonymous Arab traveller, who visited the capital of the Second Bulgarian Empire <a href="https://en.wikipedia.org/wiki/en:Veliko_Tarnovo" class="extiw" title="w:en:Veliko Tarnovo">Tarnovo</a> in the second half of the 14th century. Source: "History of Bulgaria", volume 4 The Bulgarian people under Ottoman rule (from XV to the beginning of the XVIII century), Publishing house of the Bulgarian Academy of Sciences, Sofia, 1983, page 58 (in Bulgarian: "История на България", том четвърти Българският народ под османско владичество (от XV до началото на XVIII в.), Издателство на българската академия на науките, София, 1983, стр. 58.) Now in the King's Archive of Morocco.
An anonymous Arab traveller, who visited the capital of the Second Bulgarian Empire Tarnovo.
"History of Bulgaria", volume 4 The Bulgarian people under Ottoman rule (from XV to the beginning of the XVII century), Publishing house of the Bulgarian Academy of Sciences, Sofia, 1983, page 58 (in Bulgarian).