First separate printing of an important Einstein paper on mathematical physics, 1917

Albert EINSTEIN: EINE ABLEITUNG DES THEOREMS VON JACOBI. [A Derivation of Jacobi's Theorem.] Sitzungsberichte der Königlich Preussischen Akademie der Wissenschaften, XLVI (1917). Sitzung der physikalisch-mathematischen Klasse am 22. November, p. 606-608. Berlin: Verlag der Königlichen Akademie der Wissenschaften (in commission at Georg Reimer [Reichsdruckerei]), 29th November 1917.

Imperial 8vo (26,5:19 cm). 3 pages, numbered 606-609. Letterpress on machine paper, in original publisher’s brochure on orange-coloured stock with black title printing.

First separate printing in the original wrappers, of this important paper by Einstein in the field of mathematical physics.

Condition: Last 3 leaves and rear cover defect (paper bumped and partly with faults at a sport of ca. 2cm diameter, partly affecting printing, othwise well preserved, mostly uncut copy.

Rarity: ABPC (1973ff.) and APO (1988ff.) record only 2 copies of this edition at auction (2011, 1998).

Reference: Boni 97; Collected Papers, vol. 6, 47; Schilpp-Shields 108; Weil 93.