11 Preludes (for GRM), undated Box 24, Item 340 Series IV: Music composition and performance, circa 1950-2012Subseries IV.1: Compositions by İlhan Mimaroğlu, 1963-1996
11 Preludes (for GRM), undated Box 24, Item 344 Series IV: Music composition and performance, circa 1950-2012Subseries IV.1: Compositions by İlhan Mimaroğlu, 1963-1996
197 Penderecki Messiaen Boulez Hodeir, undated Box 20, Item 164 Series IV: Music composition and performance, circa 1950-2012Subseries IV.3: Works by other artists, 1954-1985, undated