Non-technical Papers of David J. Thouless relating to the University of Washington, 1991 Contains non-technical correspondence of David J. Thouless in relation to his time at the University of Washington. Previously stored within a hanging file, these papers have been placed into chronological order. Contains the following: Various correspondence relating to reprints, preprints and reviews. Correspondence with King Fahd University of Petroleum and Minerals concerning a letter of recommendation - dated July 1991. Correspondence with calculations sent to P.W. Anderson, with copied notes stapled to back of letter - dated July 1991. Three copies of a journal article by Thouless titled 'Defect-Driven Phase Transitions' - dated November 1991. June 1991-November 1991