Grand Allies Collieries
The Grand Alliance Company was formed to protect the mining interests of powerful owners around Durham, including Sir Thomas Henry Liddell, the Earl of Strathmore and Mr. Stuart Wortley (afterward Lord Wharncliffe), the lessees of the Killingworth collieries.
1811 Stephenson was placed in charge of machinery at all of the Grand Allies' collieries at a salary of £100 per annum.
1814 Ralph Dodds was Chief viewer at the Grand Alliance colliery
Sources of Information
- According to Major Snell