French sailing corvette with auxiliary steam power la Sentinelle (1847) in 1859

Homeport Cherbourg, France. Laid down at Bordeaux, France on 15 January 1847 and launched on 28 August 1949. The by M. Mazeline manufactured machinery delivered 120 hp. Iron built. Armed with 4 guns.

Source
Hans Busk. The Navies of the World, London, United Kingdom, 1859.