Page:Transactions of the Natural History Society of Northumberland, Durham, and Newcastle-upon-Tyne 1838 Vol.2.djvu/391

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Plate XVI
Plan shewing the situation of the workings of the Bensham Steam, Wallsend Colliery, on the 18th June 1835.
Plan shewing the situation of the workings of the Bensham Steam, Wallsend Colliery, on the 18th June 1835.