Early submarine cables and grapnel, 1858-1866.

Glazed case containing specimens of submarine cables etc:- viz: (a) two specimens of shore end and two specimens of main cable of each of Atlantic cables, 1858, 1865 and 1866; (b) two specimens of grapnel rope used in recovery of 1865 cable; (c) two specimens of 1865 cable recovered; (d) model of grapnel used in recovery of 1865 cable