Babbitt, Milton. (1916–2011) Autograph Letter SignedAutograph letter signed from the important American composer to cellist Douglas Moore, suggesting that he collaborate with the composer Robert Pollock. 2 pp., n. d., on Princeton University Music Department letterhead, with envelope postmarked December 28, 1981. Babbitt writes: "Dear Douglas: Please try to forgive my unforgivable delay in responding to your interesting letter, but the opportunity for a composer which you proposed also involves a