Edward Albee and Oliver La Farge both won this award, one for a novel and one for a play?
Edward Albee Edward Franklin Albee III ( ; March 12, 1928 – September 16, 2016) was an American playwright known for works such as "The Zoo Story" (1958), "The Sandbox" (1959), "Who's Afraid of Virginia Woolf?" (1962), and "A Delicate Balance" (1966). Three of his plays won the Pulitzer Prize for Drama, and two of his other works won the Tony Award for Best Play.
Lettice and Lovage Lettice and Lovage is a comedic and satire play by Peter Shaffer. It is centered around a flamboyant tour guide who loves to embellish the history behind an English country house butts heads with a fact-conscious official at the house. The play was written specifically for Maggie Smith, who originated the title role of Lettice Douffet in both the English and American runs of the production. The role of Lotte Schoen was played by Margaret Tyzack.