For 75 years, Westport Country Playhouse has faithfully reflected the story of American theatre. Founded by Lawrence and Armina Langner in 1931, it has never been more than a summer stock theatre, yet it has an astonishing pedigree. George Bernard Shaw and No l Coward gave world premieres there; so did Leonard Gershe and A. R. Gurney in more recent times. Playwrights Eugene O'Neill and S. N. Behrman were closely linked to it, and talents as diverse...