BORN, M. (+) W. HEISENBERG.

Über Phasenbeziehungen bei den Bohrschen Modellen von Atomen und Molekeln.

Berlin, Julius Springer, 1923. 8vo. In contemporary half cloth with gilt lettering. In "Zeitschrift für Physik" Bd. 14, 1923. Entire issue offered. Stamp to front free end paper and title page, otherwise a fine and clean copy. Pp. 44-55. [Entire volume: IV, 414 pp.].

First printing of Born and Heisenberg's paper on Bohr's atomic model, being a part of Heisenberg's Habilitation, which he completed under Born in 1924 in Göttingen.

Cassidy 1923a.

Order-nr.: 48976