Includes papers from: Sir Michael Havers on his visit to South Africa, May 1977; MT’s correspondence with Edward Heath MP and Fred Mulley MP (Secretary of State for Education and Science) relating to education "PARs" [Programme and Analysis Reports] being available to Select Committees, September 1975-March 1976, including copy of MT’s handwritten letter to Mulley, 15 October 1975; copy of MT’s handwritten letter to Edward ("Ted") Heath MP congratulating him on his Penistone speech, 6 July 1978; and letter to MT from Sir Geoffrey Howe MP, October 1978, attaching report on "The tax programme" (C/Tax 100) by Arthur Cockfield, September 1978