Columbia subject headings:
Harvard subject headings:
Electronic music.
Music--Manuscripts--Facsimiles.
Quartets (Pianos (2), percussion)--Scores.
Reynolds, Roger, 1934---Manuscripts--Facsimiles.
Princeton subject headings:
Quartets (Pianos (2), percussion)--Scores.
Quintets (Pianos (2), percussion, electronics)--Scores.
Scores.