Turkish steam gunboat Varna according to the magazine Mitteilungen aus dem Gebiete des Seewesens 1875 no. 11

Armament numbered 4 guns. Horsepower 60 hp. Dimensions 112 x 19.2 x 7.9 (fore)-9.3 (aft) feet. Tonnage 200 tons. Built at England in 1859. Crew numbered 43 men (included 6 officers), should be 70 men. Stationed on the Danube.