Unnamed 308ft central battery ironclad, proposed by Rear Admiral T. M. Symonds C.B. circa 1865
Scale 1:96. Plan shows the proposed upper deck for a unnamed 308ft central battery ironclad circa 1865 designed by Rear Admiral T. M. Symonds C.B. Annotations are present on the drawing. The title of the plan is "Plan of upper deck of proposed ship by Rear Admiral T. M. Symonds C. B.". The plan bears the signature of Rear Admiral Thomas. M. Symonds C. B [Superintendent of Devonport Dockyard 1862].