"Mathematical Formulation of the Quantum Theory of Electromagnetic Interaction" WITH "Spin Echoes" (Hahn) in The Physical Review, Volume 80, Number 3, November 1, 1950, pp. 440-457 (Feynman), pp. 580-594 (Hahn). [FIRST EDITION, BOUND FULL VOLUME, NOT EX-LIBRARY. FEYNMAN'S PROOF OF HIS QED METHODOLOGY]
Lancaster: American Physical Society, 1950. 1st Edition. FIRST EDITION of Feynman's proof of the validity of his 1949 "reformation of quantum mechanics itself," work that would "elegantly rewrite quantum theory" (American National Biography; Peacock, The Quantum Revolution, 102). ALSO included is Erwin Hahn's "Spin Echoes," the first detection and report..... More