Relativity: the Special and the General Theory: a popular exposition.
London: Methuen, 1944. Thirteenth Edition. Hardcover. xiii, (iii), 138pp, with a portrait. No ownership marks. Pages clean and firm, may be unread. In the original binding of pale ochre cloth, spine titled in black: firm, slightly mottled, with some discoloration. In the protected pale blue dust jacket: panels and flaps... More