Verismo (music) of the poor, that had not generally been seen as a fit subject for literature. A short story by Verga called "Cavalleria rusticana" (), then developed into a play by the same author, became the source for what is usually considered to be the first "verismo" opera: "Cavalleria rusticana" by Mascagni, which premiered on 17 May 1890 at the Teatro Costanzi in Rome. Thus begun, the operatic genre of "verismo" produced a handful of notable works such as "Pagliacci", which premiered at Teatro Dal Verme in Milan on 21 May 1892, and Puccini's "Tosca" (premiering at the Teatro Costanzi in
Mildred Miller Met was on December 3, 1974 as Lola in "Cavalleria rusticana" with Elinor Ross as Santuzza, Harry Theyard as Turiddu, and John Nelson conducting. While performing at the Met, Miller also appeared as a guest artist on the stages of many opera houses throughout the world. She was a frequent performer at the Opern- und Schauspielhaus Frankfurt from 1959-1973. She also made appearances at the San Francisco Opera, Lyric Opera of Chicago, Cincinnati Opera, San Antonio Grand Opera Festival, Pittsburgh Opera, Kansas City Opera, Fort Worth Opera, and Opera Pasadena. She was a busy recitalist as well, appearing in concerts