Enrico Caruso – Enrico Caruso Volume IV (Vinyl) - Discogs
Enrico Caruso - Una furtiva lagrima (Zonophone, April 19, 1903) - YouTube
Enrico Caruso, 1873-1921, half-length portrait, seated in automobile, facing left, with 4 other men] - PICRYL - Public Domain Media Search Engine Public Domain Search