1 leaf. Oblong folio (ca. 216 x 279 mm; 8.5″ x 11″). Original autograph manuscript executed in red, pink, orange, green, and yellow inks.
A colorful illustration of the composer’s concept. Each letter is numbered according to its place in the alphabet with a pitch assigned accordingly; i.e., the letter “a” (the first letter in the alphabet) corresponds to a pitch of “c” (the first note in a 12-note chromatic progression), with additional criteria noted, such as the elimination of duplicate pitches.
With light vertical creases where previously folded.