EINSTEIN, Albert. Ph.D. Relativity, the Special and General Theory. Methuen, London, 1920 1st English Language edition. Transl. Robert W. Lawson. Includes new text (appendix III) written especially for the English edition. In original red publisher’s cloth. 138pp plus 8pp of adverts at the end. [1] Condition report: Edgewear appropriate to age. Spine somewhat dulled, with small hole in cloth. Damp stain to front board not affecting book internally. Free endpapers a little darkened.