Chinese theoretical physicist (born 1922) who made significant contributions to statistical mechanics, integrable systems, gauge theory, particle physics, and condensed matter physics. ALS signed “C. N. Yang,” one page, 8.5 x 11, Brookhaven National Laboratory letterhead, no date. Handwritten letter to "Mr. Wiggins," in full: "I'm afraid I don't have a photo to send to you. If you want you can write to a photographer: 'A. Richards, Nassau St., Princeton, N.J.,' who can supply you with one." In fine condition.
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