| Description | Addressed to Mr Allison from H.E.Baker, this letter discusses various topics pertaining to input on an idea and analysis regarding the formulation of lime, iron and slag, A.T.Jenkins of the Boiler Works, pieces of slag at Clifton, Conisborough, Mr Oscar Morgan, Conisborough Parks, a source titled 'Geology of the South Yorkshire Coalfield' published by the Geological Survey 1878, the presence of clay band ironstone between Crookhill Hall, Conisborough and Hooton Roberts churches and how such material got into the hematite? |