Autograph musical quotation of the Italian composer's instantly recognizable aria, "Ridi pagliaccio." Penned on a small card, signed and dated London, September 21, 1911. Some light toning; overall fine. 4.5 x 3.25 inches (11.4 x 8.8 cm).

Leoncavallo is best remembered for his opera Pagliacci, first produced in 1892 in Milan and wildly popular ever since.