Correspondents, surnames T-W.
- Iris Taylor, 1990. To Reinhardt on the death of her mother.
- Judy Taylor, afterwards Hough, 1971-1996. Includes press cuttings, and some letters to and from her husband, Richard Hough.
- Sir Denis Thatcher, 1979-1984. All photocopies.
- George Thomas, Viscount Tonypandy, 1981-1987. Includes correspondence on his proposed autobiography.
- George Malcolm Thomson, 1987.
- William Trevor, pseud. of Trevor Cox, 1981-1993. With one letter from his wife, Jane Cox. Includes some publishing correspondence.
- Rex Warner, 1982. With a letter of 1986 to Reinhardt from Frances Warner on her husband's death.
- John Welch, 1987.
- William Whitelaw, Viscount Whitelaw, 1986-1988. With a press cutting.
- George Emlyn Williams, 1979. On his proposed book ‘King!’
- C. Anthony Wimpfheimer, 1986-1987. On the death of his father-in-law, Donald Klopfer of Random House Inc, with a tribute to Klopfer by Reinhardt.