EINSTEIN, A. (Albert 1879-1955): — Sidelights on Relativity. I. Ether and Relativity. II. Geometry and Experience. Translated by G. B. Jeffery, D.Sc., and W. Perrett, Ph. D.

London: Methuen & Co.Ltd, 1922, sm. in-8vo, 2 leaves (halftitle & titlepage) + 56 p. + 2 leaves + 8 p. publicity on diff. paper, printed on heavy paper, slightly yellowed, Ex-Libris ÔEdward Wilder PlayfairÕ, full cloth publisherÕs binding, blind-stamped title to front, gilt title to spine, spine sunned. This two lectures were delivered on May 5th, 1920, in the University of Leyden. Its importance was immediately recognized and it was translated into Italian, French, English, Polish, Russian and Hungarian in quick succession.Please notify before visiting to see a book. Prices are excl. VAT/TVA (only Switzerland) & postage. for the first ed. in German cf. Weil 111; Schlipp-Shields n¡ 131; Alicke 97.