Typescript report by William Galloway on the International colliery, Glamorgan, with a plan and cross sections of seams and geological strata.

Reports by William Galloway and other mining engineers and mineralogists analysing coal from a large number of collieries and coalfields in Wales, England, Scotland, Australia, Africa, Canada, South Africa and Bulgaria, as well as iron and other minerals from Greece, the Isle of Man and elsewhere, with related correspondence, maps and diagrams.