| 1. | Some of these duplicate the HMV and Phonotype recordings.
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| 2. | The Phonotype Records were made during the First World War through to 1922.
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| 3. | Not to be confused with Fonotipia, De Lucia later became closely associated with the Phonotype Company.
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| 4. | Fonotipia is not to be confused with the Phonotype record label which was active for part of the same period.
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| 5. | The Phonotype issues include many operatic titles, including a near-complete " Barber of Seville " and " Rigoletto ."
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