Spanning two decades, from 1968 to 1989, the letters--written as jeux d'espirit and presented in the same spirit--touch on Thomson's life, compositions, and writings; Gertrude Stein and Marcel Duchamp; music criticism; travel, food and wine; the local musical scene; and plans (sometimes fulfilled, sometimes not) for concerts and recordings. The record Thomson's correspondence with composer and writer Charles Shere, soprano Margery Tede, and other...