Aeronautical Chart User's Guide - FAA Handbooks Author:Federal Aviation Administration An inclusive reference for the legends of all National Aeronautical Charting Office (NACO) charts, this updated edition is the definitive learning aid for novice and experienced pilots alike. Color illustrations and descriptions of all NACO map symbols appear on every page to help pilots understand the charts in order to efficiently pre-plan fli... more »ghts. This handbook includes legends for Visual Flight Rules charts, Instrument Flight Rules en route charts, Terminal Procedures Publications and current airspace classes with explanations.« less