210ft Unnamed proposed 3 masted steam gun vessel to carry 4-12 1/2 Ton Guns (1868)
Scale 1:48. Plan shows the upper deck of a 210ft unnamed proposed 3 masted steam gun vessel to carry 4-12 1/2 Ton Guns (1868). The title of the drawing is "Plan of Upper Deck for Gun Vessel of 300 Nom H.P. to carry 4 No. 12 1/2 Ton Guns".