Giovanni Martinelli sings "Céleste Aïda" from the opera "Aïda", by Giuseppe Verdi and Antonio Ghislanzoni.

Giovanni Martinelli singing 'Va prononcer la mort' from Act IV of the Opera 'La juive'.

Metropolitan Opera star Giovanni Martinelli sings the aria "Vesti la giubba" from the opera "I Pagliacci".

Giovanni Martinelli & Louis D'Angelo in a Duet from Act IV of the Opera 'La juive'.

This short traces the history of sound in the movies, beginning with French scientist Leon Scott's experiments in 1857. Featured are snippets from...

This short was released in connection with the 20th anniversary of Warner Brothers' first exhibition of the Vitaphone sound-on-film process on 6...