Pioneering American composer (1897–1963) best known for his experimental, avant-garde works employing a wide range of innovative sonic resources, including new ways of playing the piano. ALS, one page, 6.25 x 7, personal letterehead, January 30, 1955. Cowell writes to Mr. Heinsheimer. In part: “I find among my contracts one with G. Schirmer, on rental, my ‘Pastoral and Fiddler’s Delight’ for orchestra. It is a ten-year contract, dated Nov. 22, 1940, and has expired. May I have the material returned and the work deleted from your catalog? I am sure you won’t miss it—it has had very few performances….” Small secretarial ink notation and a hint of mild soiling and handling wear, otherwise fine condition. RRAuction COA.