ZUR AFFINEN FELDTHEORIE

Np; (1923). First Edition. Fine. offprint from Sitzungsberichten der Presussichen Akademie der Wissenschaften, Sitzung der physikalishch-mahematischen klasse vom 31 mai, XVII. p. 137-140, bound in original orange printied wraps; quarto (254 x 184mm). Einstein's first investigation of Weyl's ideas, published in the present work, introduced the notion of distant parallelism; however, Einstein later rejected Weyl's theory. Housed in a custom quarter-leather clamshell box. A fine copy.