This colorful textbook is your primary source for initial study and review. It includes the Principles of Instrument Flight, The Flight Environment, Instrument Charts and Procedures, Aviation Weather and IFR Flight Operations and Commercial Pilot Operations, as well as an introductory look at Building Professional Experience. The most comprehensive and visually appealing Instrument/Commercial textbook ever! The Instrument/Commercial textbook is your primary source for initial study and review to achieve an instrument rating or commercial pilot certificate. The intuitive organization and colorful presentation of the manual will help you learn quickly from the start.