(70 ILCS 615/4) (from Ch. 42, par. 357)
    Sec. 4. Such corporate authorities may construct and maintain, if the same shall be found desirable and expedient, a dam across what is known as the Mud Lake Valley on or near the west line of sections 6 and 7, township 38 north, range 13, east of the third principal meridian, of such dimensions and elevation as may be determined upon.
(Source: Laws 1887, p. 126.)