In this book are the parts in C for treble clef. Instruments that could play these parts are: Flute, Violin, Oboe, Marimba, Xylophone, Trumpet in C, etc. etc. C Melody Parts: The C Melody parts are the same as the main melody part. C Instrument 1: This is the Instrument 1 part - some fairly difficult countermelodies. C Instrument 2: Instrument 2 part - some fairly difficult countermelodies, but slightly easier than Instrument 1. Violin 1: Violin I parts. Violin 2: Violin 2 parts. Violin 3 (Viola): Violin 3 parts, actually viola parts transposed into a suitable register for a violin to play.