Instrumental Duet Cello,Instrumental Duet,Violin - Digital Download SKU: A0.920147 Composed by Giacomo Puccini. Arranged by Megumi Sasaki. Opera,Romantic Period. Score and parts. 5 pages. Megumi Sasaki #6416529. Published by Megumi Sasaki (A0.920147). Aria from the opera 'Tosca' arranged for string duo (violin, cello)