American composer (1898–1979) who wrote copiously on American subject and lore; his Symphony No. 3 joined the American repertoire during the same era as works by Aaron Copland and Virgil Thomson. AMQS on a light green 4.25 x 2.5 slip, signed at the bottom in ink by Harris, who pens two bars of music of his most famous piece, adding below, “from Third Symphony.” In fine condition.