converted from sail 1857 , 36, converted from sail 1857 Sail frigates converted to steam on the stocks while building: , 28, launched 24 December 1859 at Lorient , 34, launched 3 May 1860 at Brest , 34, launched 15 August 1860 at Lorient , 28, launched 15 August 1860 at Brest , 28, launched 15 October 1860 at Rochefort , 28, launched 28 January 1861 at Brest , 34, launched 8 August 1861 at Rochefort , 34, launched 21 August 1861 at Lorient , 28, launched 26 December 1861 at Toulon , 22, launched 1 March 1862 at Lorient , 28, launched 29 April 1862 at Toulon , 22, launched 18 June 1863 at Cherbourg , 25, launched 27 February 1869 at Rochefort See also List of French sail frigates List of French modern frigates List of French current frigates Sources and Bibliography Demerliac, Alain: La Marine de la Restauration et de Louis-Philippe 1er: Nomenclature des Navires Français de 1815 a 1848. Éditions A.N.C.R.E., Nice, 2007. Roche, Jean-Michel: Dictionnaire des Bâtiments de la Flotte de Guerre Française de Colbert a nos jours - Tome (Volume) I, 1781-1870. Self-publication, 2005. Winfield, Rif and Roberts, Stephen (2015) French Warships in the Age of Sail 1786-1861: Design, Construction, Careers and Fates. Seaforth Publishing. . Frigate France