First edition. 8vo. viii, 180 pp. Original black cloth, spine lettered and ruled in gilt (small Blackwell’s booksellers label to front pastedown, offsetting to front and rear free endpapers, contents otherwise clean; a near fine copy) . Oxford, At the Clarendon Press, 1949.
From the library the British physicist Dennis W. Sciama (1926-1999), with his ownership inscription dated ‘1949’ in blue ink to the front free endpapers of both volumes. Sciama is best-known for his contributions to the fields of astrophysics and cosmology as well for having supervised Stephen Hawking’s doctorate thesis on Properties of Expanding Universes (1966).