Scientific Correspondence between David J. Thouless and Others, 1981-1982 Contains the following correspondence: Correspondence to Dr. Daniel S. Fisher and Dr. Lee from Rolf Landauer concerning a copy of 'A Relation between Conductivity and Transmission Matrix' - dated 19 January 1981. Series of correspondence between Thouless and Dr. Rolf Landauer concerning 'Economou-Soukoulis-Fisher-Lee' - dated February 1981. A annotated copy of correspondence sent to Dr. Landauer by Thouless, with a copy of 'Spatial conductivity modulation at metallic point defects' - dated February 1981 to June 1981. Correspondence to and from Dr. S. Kirkpatrick concerning boundary perturbations - dated September 1980 to February 1981 - with copy of 'Periodic Boundary Conditions for a 1d Disordered System: Influence on the Density of States and the Shape of the Wavefunctions'. Series of correspondence from Thouless to 'Patrick and David' concerning perturbation and the many-channel problem with calculations - dated March to April 1981. Correspondence sent to Dr. Chris Muirhead concerning low temperatures - dated June 1981. Correspondence to and from Dr. Richard Palmer concerning John Hopfield's manuscript - dated 20 October 1981. Correspondence to and from Professor Richard E. Prange concerning a preprint - dated August 1981 to 20 January 1982. Correspondence to Dr. Y. Guivarch concerning solutions of the Schrodinger equation in one-dimensional random potential - dated 11 December 1981 to 3 February 1982. Correspondence to and from Dr. Leslie E. Ballentine concerning literature on the Landauer formula - dated January 1982. Series of correspondence to and from Dr. B.A. Huberman concerning electrons in nearly periodic potentials - dated March to April 1982 - with further copies of correspondence sent by Huberman to Dr. Barry Simon. Correspondence sent to Roger concerning calculations and notes titled 'Response outside the Bethe lattice bounds' - dated February to April 1982. Correspondence sent to Professor Sokoloff concerning reprints of papers - dated 11 May 1982 to 10 December 1982. Correspondence sent to Dr. Douglas Stone concerning preprinted work - dated 12 May 1982. Correspondence sent to Dr Praveen Chaudhari concerning experiments to test inelastic scattering time on bulk resistivity - dated 20 May 1982. Correspondence to and from Dr. Streda concerning a paper on Hall conductivity - dated 28 May 1982. Correspondence to and from Dr. J. Avron discussing the Wannier ladder paper - dated 8 July 1982. Correspondence to Dr. Lu J Sham concerning a letter and Hall conductance - dated 11 August 1982. Correspondence to and from 'Brooks' concerning calculations for - dated September 1982. Correspondence sent to Dr. Mahito Kohmoto concerning Hofstadter's work - dated 9 December 1982. January 1981-December 1982