(70 ILCS 5/3.2) (from Ch. 15 1/2, par. 68.3b)
    Sec. 3.2. Manner of exercising appointments.
    All appointments of Commissioners to Boards of Commissioners of Airport Authorities shall be in writing and shall indicate the legal residence of the person appointed and whether or not he resides within or without a municipality having a population of 5,000 or more.
(Source: P.A. 77-685.)