These supplements include data that cannot be readily depicted in graphic form; e. g., airport hours of operation, types of fuel available, runway data, lighting codes, etc. The supplements are designed to be used in conjunction with charts and is published every 56 days. The supplements also contains the Aeronautical Chart Bulletin. The purpose of the bulletin is to provide major changes, in aeronautical information, that have occurred since the last publication date of each VFR Sectional, Terminal Area and Helicopter Route Chart listed. Volumes are side-bound 5 3/8 x 8 1/4 inches.
Covers IL, IN, MI, OH & WI. The effective date is August 17, 2017.