Anna Bolena (1968 studio cast)
~ Release group by Gaetano Donizetti; Elena Souliotis, Marilyn Horne, John Alexander, Nicolaï Ghiaurov, Wiener Staatsopernchor, Wiener Opernorchester, Silvio Varviso
~ Release group by Gaetano Donizetti; Elena Souliotis, Marilyn Horne, John Alexander, Nicolaï Ghiaurov, Wiener Staatsopernchor, Wiener Opernorchester, Silvio Varviso