12 ALS from Eva Gauthier to Karel Weiss, 1947-1954; 2 ALS from Eva Gauthier to Weiss's mother, 1948 and 1956; 1 TL from Eva Gauthier recommending Weiss for "a Berkshire season", 1947; clipping, flyer, and programs for concerts by or relating to Eva Gauthier, 1951-1966; prospective, minutes, and by-laws for organization which became The Eva Gauthier Society for Living Song, 1959-1960; musical scores of songs by Mario Castelnuovo-Tedesco, E.T. Cone, Ned Rorem, and Hugo Weisgall, accompanied by ALS from Castelnuovo-Tedesco (1966) and Weisgall (1948), and typed postcard from Rorem (1947), all mentioning Eva Gauthier.