Belasco lieferte die dramatischen Vorlagen zu sowohl "Madame Butterfly" wie auch "Fanciulla del West" ("The Girl from the Golden West")
from left to right: Giulio Gatti-Casazza, David Belasco, Arturo Toscanini, GP, 1910
Belasco wrote the dramatic exposés for "Madame Butterfly" and "Fanciulla del West" ("The Girl from the Golden West").