A mother of pearl nautilus shell, scrimshaw decoration profile of the S.S. Great Eastern and inscribed "The Great Eastern Steam Ship" designed by I.K. Brunel, built by I.T. Russell Esq.: Launched 31st Jan 1858, A.W. Ramsden Dec. 1st 1858, Bank House, Harden" and with further details appertaining to tonnage, dimensions etc.