"symphony orchestra performance" . "1975-09-16T20:00:00"^^ . "Presented by American Orchestra for Contemporary Music\r\nInaugural Concert of The New Orchestra\r\nNEW YORK PREMIERE of Charles Wuorinen's CONTRAFACTUM\r\nNEW YORK PREMIERE of Stefan Wolpe's SYMPHONY" . "The New Orchestra" . . . . . . . . .