Scientific Correspondence between David J. Thouless and Others, 1972-1975 Contains the following correspondence: Correspondence to 'Larry' concerning an overlap problem - dated 14 March 1972. Correspondence to and from Dr. Essam concerning density of states - dated 27 March 1972. Correspondence to and from Professor P.W. Anderson concerning self-energy calculations - dated 24 April to 24 February 1975. Correspondence to and from B.I. Halperin concerning Thouless' paper with J.T Edwards on the analyticity of the density of states - dated 20 April 1972. Correspondence to and from Professor Sam F. Edwards, concerning the regularity of the density of states - dated 17 May 1972 to 9 December 1975. Correspondence to Dr. H. Overhof, concerning his calculations and references Overhof's experiment on percolation - dated July 1972. Correspondence to Dr. Scott Kirkpatrick concerning results of spin-wave stiffness - dated 21 December 1972. Correspondence to and from Dr. George F. Bertsch concerning results prior to journal submission - dated February 1973. Correspondence from John Dancz concerning problem of localization in a Cayley tree - dated 4 May 1973. Correspondence to Professor Leslie Ballentine concerning Thouless' upcoming publication in 'J.Phys.C' - dated 29 May 1973. Correspondence from Dr. Klaus Goeke concerning a paper on the solution of the HB equation at high angular frequencies - dated 7 September 1973. Correspondence to Dr. T. Luke concerning Luke's paper - dated September 1973. Correspondence to Dr. Solan concerning the Lorentz transformation of the special theory of relativity - dated 19 September 1973. Correspondence to and from Mr. C. Herring concerning a preprinted work - dated September 1973. Correspondence from E.P. Wigner concerning Thouless' research - dated 4 October 1973. Correspondence to and from Professor Sir Nevill Mott concerning Mookerjee's paper - dated September 1974 - with manuscript letter from A. Mookerjee dated 21 November 1975. Correspondence to Dr. Brian Last concerning references and disordered electron business - dated 27 September 1974. Correspondence to and from Dr. Colin Gough concerning scaling law and specific heat singularity - dated May 1975. Correspondence to and from Professor Gordon Black concerning research on the effect of disorder in solids - dated August 1975. March 1972-December 1975