This is a specimen of the telegraph cable laid on the Atlantic seabed by the 'Great Eastern' in 1866. William Thomson, contributed to its design and for this work was knighted in 1866.
The cable was made of copper surrounded by manila covered wire, coated with gutta-percha.
As chief consultant of the Atlantic Telegraph Company, the physicist Sir William Thomson was involved in the design and construction of the first successful underwater Atlantic cable. In 1866 he was knighted for his work in physics and engineering. Later, in 1892, Lord Kelvin was made 1st Baron Kelvin of Largs.
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