Notes and Investigations of the Coal Fields, Carboniferous and Magnesian Limestones, Millstone Grits, &c., of South Durham, with Geological Map of the County.
Bishop Auckland: W. J. Cummins, 1885, first edition, folding chromolitho map, litho plate, folding table, original red cloth gilt. Light foxing to fore-edge, backstrip slightly faded, otherwise a Fine copy.
The nicest copy that I have every seen of this title.
Author DUFF, Joseph