Summary: Alfred Hubay, in his twelfth season as an usher for the Metropolitan Opera, remembers the debuts of Otto Edelmann, Dmitri Mitropuolos, Christel Goltz, a revised production of Manon with Victoria de los Angeles and Cesare Valletti and the Met premiere of Arabella with Eleanor Steber,George London and Hilde Güden (Part 2 of 2).