Newscopy: Mrs. Matthew Murphy, wife of the San Francisco consul general of Ireland, will be guest artist tomorrow night at the concert of the Federal Music Project to be given at Exposition Auditorium, Leslie Hodge conducting. Mrs. Murphy is known in the concert world as Olinda Murphy. She was born the Baroness von Kap-Herr of Germany, where she received her musical education. Mr. and Mrs. Murphy and their small son spent the Thanksgiving holidays at San Simeon as guests of Mr. William Randolph Hearst.