Catalogue number 35048 
 
    Screw ships of the line 
 
    Conqueror was laid down as a sailing ship but was modified on the stocks to be launched in 1855 as a screw ship-of-the-line. Centurion was launched 1844 as a sailing 3rd rate and fitted with steam propulsion in 1855. In this stereo-photograph, the funnel of each ship is lowered and therefore not visible. 
 Verso: "H.M.S.S. "Conqueror," 101 Guns, 800 Horse-power; "Centurion," 80 Guns, 400 Horse-power. - Channel Fleet.
     
 
    14.8cm x 7.5 cm Photograph on cardboard mount 
 
     
     | 
        |