Scarce and collectable copy of this important title. With five diagrams and a portrait of the Author The first English translation of Relativity, with the aim of giving "an exact insight into the theory of relativity to those readers who, from a general scientific and philosophical point of view, are interested in the theory, but who are not conversant with the mathematical apparatus of theoretical physics." - Albert Einstein. Item Description First published 1920. This is fifth edition 1921. An authorized translation by Robert W. Lawson, D.Sc. from the third German edition of 1918. A frontispiece portrait of the Author by German Artist Hermann Struck. With five diagrams, equations within the text, and with the third appendix on "The Experimental Confirmation of the General Theory of Relativity" being written by Einstein especially for this edition. Published by Methuen And Co. LTD, London (1921). Publishers’ original red cloth with blind-stamped lettering and border to upper cover, Gilt lettering to spine. Contents include: Part I, The Special Theory of Relativity Part II, The General Theory of Relativity Part III, Considerations on the Universe as a Whole Appendices. With Preface, Biographical Note, Translator’s Note, Bibliography and Index. Book Dimensions: 19.5 x 12.5 cm and Number of Pages: 138 including index + 8pp publishers’ adverts at back of book. Condition A well-preserved copy. Firm and well bound. External covers are slightly marked, with light wear to corners. The book is nice and clean inside. No names or inscriptions. Toning and some foxing to free end papers only, but text is bright and clear throughout (Very Good Copy) (Please see pictures).