Printed on both sides of sheet.; Relief shown by gradient tints, shading, and spot heights.; "Lambert conformal conic projection."; Coverage: Alaska, United States, Mexico, Central America, Caribbean.; Includes various editions of each sheet. Each sheet revised annually except for a few in Alaska, Mexico and the Caribbean, which are revised biennially.; Some early editions published by the Coast and Geodetic Survey.; "Published in accordance with Inter-Agency Air Cartographic Committee specifications and agreements."; Some sheets include listings of restricted areas and remote control and control tower frequencies.; Includes sheet index, text, and aeronautical information.; Scale 1:1,000,000
