317. Foreword to Albert Einstein, Al Torat ha-Yachasiyut ha-Pratit ve-ha-Klalit [Einstein 1928a] Dated after 2 July 1926[1] Published 1928 In: Albert Einstein. Al Torat ha-Yachasiyut ha-Pratit ve-ha-Klalit. Tel Aviv: Dvir, 1928, n. p.