• 296 Videos, Slides, Films
• 4 Sound Recordings
• 1 3-D Objects, Models, Sculpture

• 4 Compact Discs

• 66 Operas
• 8 Man-woman relationships
• 3 Falstaff, John, Sir (Fictitious character)
• 3 Juliet (Fictitious character)
• 3 Orpheus (Greek mythological character)
• 3 Princes
• 3 Romeo (Fictitious character)
• 2 Caesar, Julius
• 2 Christian women saints
• 2 Don Juan (Legendary character)
• 2 Eurydice (Greek mythological character)
• 2 Good and evil
• 2 History
• 2 Hoffmann, E. T. A. (Ernst Theodor Amadeus), 1776-1822
• 2 Holocaust survivors
• 2 Love
• 2 Medea, consort of Aegeus, King of Athens (Mythological character)
• 2 Montezuma II, Emperor of Mexico, approximately 1480-1520
• 2 Music rehearsals
• 2 Nero, Emperor of Rome, 37-68
• 2 Opera
• 2 Poppaea Sabina, Empress, consort of Nero, Emperor of Rome, -65
• 2 Rescues
• 2 Sellars, Peter
• 2 Shakespeare, William, 1564-1616

• 47 Mozart, Wolfgang Amadeus, 1756-1791
• 45 Opus Arte (Firm)
• 43 Deutsche Grammophon (Firm)
• 31 Arthaus Musik (Firm)
• 28 Large, Brian
• 27 Kultur International Films
• 27 Unitel Film- und Fernsehproduktionsgesellschaft mbH
• 24 Verdi, Giuseppe, 1813-1901
• 22 Decca Record Company
• 22 Wagner, Richard, 1813-1883
• 20 TDK Kabushiki Kaisha
• 19 Metropolitan Opera (New York, N.Y.)
• 19 Rossini, Gioacchino, 1792-1868
• 17 Da Ponte, Lorenzo, 1749-1838
• 17 Fleischer, Bernhard
• 17 London Philharmonic Orchestra
• 17 Teatro alla Scala
• 15 Glyndebourne Festival Chorus
• 15 Konzertvereinigung Wiener Staatsopernchor
• 15 Mancini, Tiziano
• 15 Salzburger Festspiele, (2006 : Salzburg, Austria)
• 13 Dynamic (Firm)
• 13 Levine, James, 1943-2021
• 13 Muti, Riccardo
• 13 Wiener Philharmoniker

• 134 Italian
• 78 German
• 46 English
• 37 French
• 11 Russian
• 3 Czech
• 3 Multiple languages
• 3 Spanish
• 2 Latin
• 1 Arabic
• 1 Chinese
• 1 Dutch
• 1 Hebrew
• 1 Hungarian
• 1 No linguistic content

• 2 France
• 1 Alexandria
• 1 Brooklyn (New York, N.Y.)
• 1 China
• 1 Egypt
• 1 Großbritannien
• 1 Iran
• 1 Japan
• 1 Rome

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