Die Relativitätstheorie Einsteins und Ihre Physikalischen Grundlagen (Einstein's Theory of Relativity and its Physical Foundations)
Berlin: Verlag von Julius Springer, 1920. First edition. x, 242, [4] pp. with a photo frontispiece of Einstein. Bound in publisher's yellow boards with yellow cloth backstrip. In German. Very Good, a few small stains to boards, bumped corners, front hinge starting,a few pencil underlines in text. Uncommon. The German..... More