A 4-disc box-set with a 44-page booklet of extensive notes, presenting John Cage's Number Pieces which he wrote in the last five years of his life, adapted for mid-size ensembles and performed by the London-based ensemble Apartment House, compositions 'Five' to 'Fourteen' along with alternative versions of three of the pieces; significant and essential.

"Two Pianos" is one of Morton Feldman's most experimental and radical works, performed here by John Tilbury & Philip Thomas; plus lesser known works including 'Piece for Four Pianos', 'Between Categories', 'False Relationships and the Extended Ending' and 'Two Pieces for Three Pianos'.