First offprint of Einstein’s paper on Hamilton’s findings for the Unified Field Theory, 1929

Albert EINSTEIN: EINHEITLICHE FELDTHEORIE UND HAMILTONSCHES PRINZIP. [Unified Field Theory and Hamilton's Principle]. Sonderausgabe [Offprint] aus den Sitzungsberichten der Preussischen Akademie der Wissenschaften, physikalisch-mathematischen Klasse, X (1929). Berlin: Verlag der Akademie der Wissenschaften (in commission at Georg Reimer [Reichsdruckerei]), 23th April 1929.

Imperial 8vo (25,4:18,2 cm). 6 pages. Letterpress on machine paper, in original publisher’s brochure on orange stock with black title printing.

First offprint in the original wrappers and new pagination, of this late paper by Einstein about Hamilton's principle of stationery applied for the Unified Field Theory.

Content: Einstein already had succesfully used Hamiltion's achievements in the field of classical mechanics for his General Theory of Relativity in 1926.

Condition: Fine.

Reference: Schilpp-Shields 227; Weil 166 (quotes the pagination of the first separate printing, p. 156-159).