MUSIC. 4 L.A.S., and one printed score. Alfred Bachelet (2, Nancy 1933, including a long letter about his works), Henri Busser (1925, talking about his music for Sacha Guitry's play), André Caplet (1923). Pietro Mascagni. Il piccolo Marat (Milano, Casa Musicale Sonzogno, 1921); folio, paperback. First edition of this opera in 3 acts, on a libretto by Giovacchino Forzano, premiered on May 2, 1921 in Rome. Vocal-piano reduction by Guido Farinelli. In mint condition.