1920 · Berlin
by Einstein, Albert
Berlin: Springer, 1920. 15pp. 221 x 146 mm. Original printed wrappers, foxed. Minor internal foxing but very good. First edition? (cover title does not include the date Einstein delivered his lecture; see Weil). "By royal decree of June 24, 1920, a special chair in Leiden [University] was created for [Einstein], enabling him to come to that university for short periods of his choosing. On October 27, 1920, Einstein began his new position with an inaugural address on aether and relativity theory" (Pais, Subtle is the Lord, p. 313). Weil, Albert Einstein Bibliography, 111. (Inventory #: 43308)