Cumberland Diamond Boring and Tunnelling Co
of Whitehaven
See John Vivian
1876 Partnership change. '...the Copartnership heretofore subsisting between us the undersigned, Alexander Brogden, Edward Wadham, William Barrow Turner, and Augustus Horace Strongitharm, under the name, style, and firm of the Cumberland Diamond Boring and Tunnelling Company, at Whitehaven, in the county of Cumberland, has been this day dissolved by mutual consent, so far as regards the said Alexander Brogden...'[1]
1881 Partnership change. '...the Copartnership heretofore subsisting between us the undersigned, Edward Wadham, William Barrow Turner, Augustus Horace Strongitharm, and John Vivian, under the name, style, and firm of the Cumberland Diamond Boring and Tunnelling Company, at Whitehaven, in the county of Cumberland, has been this day dissolved, by mutual consent, so far as regards the said William Barrow Turner...'[2]
Up to 1886 the company bored most of the wells sunk at Middlesbrough to exploit the salt beds
1889 Became Vivian's Boring and Exploration Co