Formed In Italy 1930. Arturo Bonucci Cello Alberto Poltronieri Violin Alfredo Casella Piano This Group Played To Great Acclaim In Europe And America. Casella's Stature As A Pianist And His Work With The Trio Gave Rise To Some Of His Best Known Compositions Including A Notte Alta The Sonatina Nove Pezzi And The Six Studies Op. 70 For Piano. For The Trio To Play On Tour He Wrote The Sonata A Tre And The Triple Concerto.