VARIOUS Perspectives (Rare 1975 US 16-track promotional SQ Quadraphonic compilation LP, especially for testing the 'psycho-acoustic odyssey' delights revealed to you by the Koss Phase 2+2 stereophone headphone unit. Equally at home on conventional two channel systems, this disc includes a narrative as to the suggested settings on the controller, as well as tracks by The Crusaders, Keith Jarrett, Dusty Springfield, Joe Walsh, John Lee Hooker & more, pasted gatefold picture sleeve with further details inside. The sleeve shows little in the way of shelfwear & the vinyl remains in excellent condition with few signs of play KQD-75)