Paris: Gauthier Villars, 1928. First edition, rare in the original printed wrappers, of the proceedings of the fifth Solvay Congress, where the debate between Bohr and Einstein on the consistency and completeness of quantum mechanics began. It was at this, the most famous of the Solvay conferences, that Einstein, disenchanted..... More
Item #6594

Berlin: Königlichen Akademie der Wissenschaften, 1916. First editions, extremely rare author’s presentation offprint (not to be confused with the much more common trade separate – see below), from the library of the great German physicist Arnold Sommerfeld, of Einstein’s derivation of the field equations of gravitation from a variational principle..... More
Item #6408

Berlin: Akademie der Wissenschaften, 1923-25-28-28-29. First edition, extremely rare author’s presentation offprints ((“Überreicht vom Verfasser”, not to be confused with the much more common trade separates – see below), from the library of the great German physicist Arnold Sommerfeld, of Einstein’s most important early publications on unified field theory. Einstein’s..... More
Item #6416

[Berlin: W. de Gruyter, 1917]. First edition, extremely rare author’s presentation offprint (not to be confused with the more common trade separate – see below), from the library of the great German physicist Arnold Sommerfeld, of Einstein’s ‘cosmological constant’ paper, which “laid the foundations of modern theories of the universe”..... More
Item #6411

Braunschweig: Druck und Verlag von Friedr. Vieweg and Son, 1916. First edition, complete journal issue in original printed wrappers, inscribed by Einstein to fellow Nobel Laureate Walther Bothe. “This work represents a major step forward in quantum theory” (Calaprice, p. 297). It introduced the concept of stimulated emission of radiation..... More
Item #6164

Leipzig: Johann Ambrosius Barth, 1911. First edition, extremely rare author’s presentation offprint (with ‘Überreicht vom Verfasser’ (Presented by the Author) stamped on front wrapper), from the library of the great German physicist Arnold Sommerfeld, of Einstein’s “first paper completely devoted to general relativity” (Brandt, p. 105). This epochal paper applies..... More
Item #6407

Berlin: Königlichen Akademie der Wissenschaften, 1915. First editions, extremely rare author’s presentation offprint (not to be confused with the much more common trade separate – see below), from the library of the great German physicist Arnold Sommerfeld, of the first two of the papers published in November 1915 that document..... More
Item #6406

Leipzig: Johann Ambrosius Barth, 1906. First edition, very rare author’s presentation offprint (“Überreicht vom Verfasser”), from the library of the great German physicist Arnold Sommerfeld, of this brilliant follow-up to Einstein’s landmark 1905 paper on the photoelectric effect, for which he was awarded the 1921 Nobel Prize in physics. “Thomas..... More
Item #6413