Texaco Opera Quiz: Downes, Masiello, Berhnheimer, de Schaunsee, Ross: 1/28/70

From the January 28, 1970 Met broadcast of Der Rosenkavalier (Ludwig, Rysanek, Popp, Berry, Gedda), here is the Texaco Opera Quiz with Edward Downes as quizmaster and Alberta Masiello, Martin Bernheimer, Max de Schauensee and Glynn Ross as
panelists.
Transfer from a kind and generous collector
Produced by Donald Collup