This thesis is a study of Samuel Barber’s Excursions, and an attempt to arrange this composition into orchestral pieces. The author studied Excursions and it’s relationship to American folk music or dance music, and used the Yamaha Stagea ELS-01C electronic keyboard instrument as a tool for orchestration. She used the idea of instruments of folk music in America and orchestral sound into the arrangement, according to her understanding and interpretation of Barber’s musical thought about these pieces. The author performed Barber’s Excursions in public using the Yamaha Stagea ELS-01C electronic keyboard instrument.

The thesis is divided into five chapters. The first chapter is an introduction；the second chapter is the introduction Barber’s life and important events；the third chapter pertains to the basic musical style of Barber, and the background of Excursions；the fourth chapter is the analysis of Excursions；the fifth chapter is the conclusion.

Keyword: Samuel Barber, Excursions, Electone, Electronic Organ,

Electronic Keyboard.