Emma Calvé can be heard on a number of Mapleson Cylinders
http://www.mediafire.com/?ymmaoxgkzz0
As the LP notes, this is not high-fidelity sound. This is IRCC LP7006, issued in 1955, containing transfers of a number of Mapleson Cylinders, recorded live from the stage of the Metropolitan Opera House from 1901 to 1903.
Calvé appears on the following tracks:
10. Gounod – Faust – Air des bijoux
Emma Calvé, soprano. Armando Seppilli, conductor
15/2/1902