The Derzki was a Bulgarian torpedo boat launched in 1908. The Derzki was coal fired and had a top speed of 26 knots. She carried a complement of 23 and was armed with two 47 mm guns; one anti-aircraft machine-gun and two 18-inch torpedo tubes. Found on http://www.probertencyclopaedia.com/browse/RD.HTM
The Derzki was a Bulgarian torpedo boat launched in 1908. The Derzki was coal fired and had a top speed of 26 knots. She carried a complement of 23 and was armed with two 47 mm guns; one anti-aircraft machine-gun and two 18-inch torpedo tubes.