John Marley was an English mining engineer from Darlington who together with ironmaster John Vaughan made the "commercial discovery" of the Cleveland Ironstone Formation, the basis of the wealth of th
Seams of the Cleveland Ironstone Formation at Jet Wyke
Marley's employer, John Vaughan, 1799–1868 shared the discovery of the ironstone seam.
Blastfurnacemen of Bolckow, Vaughan
Bolckow, Vaughan & Co., Ltd was an English ironmaking and mining company founded in 1864, based on the partnership since 1840 of its two founders, Henry Bolckow and John Vaughan. The firm drove the dr
Henry Bolckow (1806–1878), founder and financier
1884 monument to John Vaughan by George Anderson Lawson in Middlesbrough.