Gluck: Orfeo ed Euridice / Orphée et Eurydice
Italian (1762 Vienna or 1889 Ricordi, with some additions from the Paris version):
Kathleen Ferrier, Greet Koeman, Nel Duval, Orchestra and Chorus of De Nederlandse Opera, Amsterdam, Charles Bruck, 1951
Maureen Forrester, Teresa Stich-Randall, Hanny Staffek, Orchestra of the Wiener Staatsoper, Wiener Akademiechor, Charles Mackerras, 1966
Dietrich Fischer-Dieskau, Gundula Janowitz, Thomas Moser, Münchener Bach-Chor und Orchester, Karl Richter, 1967
Marilyn Horne, Filar Lorengar, Helen Donath, Orchestra & Chorus of the Royal Opera House, Covent Garden, Sir Georg Solti, 1969
French (1774 Paris or 1859 Berlioz):
Nicolai Gedda, Janine Micheau, Liliane Berton , Orchestre de la Societe des Concerts du Conservatoire, Louis de Froment, 1955
Anne Sofie von Otter, Barbara Hendricks, Brigitte Fournier, Orchestra of the Opéra de Lyon, Monteverdi Choir, John Eliot Gardiner, 1989
Richard Croft, Mireille Delunsch, Marion Harousseau, Les Musiciens du Louvre, Marc Minkowski, 2004 (with original period instruments)
I'm still going to get more recorded versions, including that one with Jesús López-Cobos conducting the orchestra of the Teatro Real Madrid and Juan Diego Florez as Orphée.