Autograph note from the Czech composer, musical theorist, folklorist, publicist, and teacher considered one of the most important opera composers of the first half of the 20th century. 6 lines in Czech on the verso of the composer's printed visiting card, untranslated, sold together with the stamped and addressed envelope. In fine condition. 4.5 x 3 inches (11.7 x 7.8 cm)