Copland, Aaron. (1900–1990) Five Letters to Rosamond BernierAn interesting group of three autograph letters, two typed letters, and one autograph postcard from the important American composer to art lecturer and memoirist Rosamond ("Peggy") Bernier. Copland and Bernier met in Mexico City in 1936, when Copland was a young, penniless conductor and Bernier a sophomore at Sarah Lawrence; Bernier described the lifelong friendship that followed as "cloudless." A typed letter dated Thanksgiving [1942] and signed