Sheet Music for Purchase Original Music by Graham Cohen, available for immediate download and purchase. Categories: All Categories Chamber Music Strings Woodwinds Brass Bass Bassoon Cello Flute Horn Piano Percussion Viola Violin Saxophone All Categories / Strings All Categories Chamber Music Strings Woodwinds Brass Bass Bassoon Cello Flute Horn Piano Percussion Viola Violin Saxophone String Quartet no. 3 “Cape Breton Set” $50.00 Add To Cart Added! Kaleidoscope for Piano Quintet $50.00 Add To Cart Added! 7 Ostinatos for Piano Quartet $30.00 Add To Cart Added!