00775cam a22002291 4500 gs 28000468 DLC 20260227111333.0 790223s1927 enkaf 001 0 eng c gs 28000468 (OCoLC)4684899 Library, U. S. Geological Survey MnU MnU DLC premarc e-uk--- TN808.G6 G49 1927 Gibson, Walcot, 1864-1941. Coal in Great Britain: the composition, structure, and resources of the coalfields visible and concealed of Great Britain, by Walcot Gibson. Rev. and enl. ed. London, E. Arnold, 1927. viii, 334 p. illus., tables, diagrs., 7 plates. 22 cm. Coal Great Britain. 26686 26686