Bartelby.com provides this newly online English text version of the great physicist and humanitarian Albert Einstein's "Relativity: The Special and General Theory" from Robert W. Lawson's 1920 translation. The page is divided into the following sections: Einstein's three-part text ("The Special Theory of Relativity," "The General Theory of Relativity," and "Consideration on the Universe as a Whole"), Appendices, Bibliography, and a section of links to its bibliographical record, preface, biographical note, frontispiece portrait, and translator's note. An internal search engine enables users to search for words within the document.