[Copland, Aaron. (1900–1990)] Thomson, Virgil. (1896–1989). Signed Excerpt on Copland from "American Music Since 1910". Typed excerpts about Aaron Copland, from Thomson's 1972 volume American Music Since 1910, signed by the author. Thomson gives a direct description of his colleague as "sober, cheerful, considerate, his approach direct and at the same time tactful." On light yellow paper; in very fine condition. 8.5 x 11 inches (21.6 x 28 cm).