A/FD-North Central US
The A/FD is published in seven volumes representing regional areas of the contiguous United States and Puerto Rico and the Virgin Islands and is published every 56 days. The Directory is comprised of detailed information on all public use and joint use airports, seaplane bases and heliports. Also included are selected private use airports specifically requested by the Department of Defense (DoD) for which a DoD instrument prcedure has been published. Volumes are side bound 5 3/8 x 8 1/4 inches.