Amelita Galli-Curci
From Memory Alpha, the free Star Trek reference
Amelita Galli-Curci was a female Human opera singer in the early 20th century. Among her performances was La bohème with Enrico Caruso.
The Doctor studied recordings of hers and Caruso's La bohème while trying to improve his own performance in 2373. (VOY: "The Swarm")
