(70 ILCS 1205/4-4a) (from Ch. 105, par. 4-4a)
    Sec. 4-4a. The governing board of any park district shall comply with the provisions of "An Act concerning the use of Illinois mined coal in certain plants and institutions", filed July 13, 1937, as heretofore or hereafter amended.
(Source: Laws 1951, p. 1746.)