: It was originally sold as a complete set including the main text, a workbook for "Listen and Score" exercises, and a collection of 6 enhanced CDs containing audio/video demos.
: Many composers and arrangers keep it on their desks as a quick look-up for instrument ranges and transposition rules.
: Provides in-depth explanations of standard and extended techniques , such as specialized string bowings and percussion notation.
: Individual sections for every instrument detail their range, timbre, history, and unique capabilities.