(70 ILCS 1575/2)
(from Ch. 105, par. 439)
That said commissioners may have and exercise police control over
the waters of Lake Michigan along the east side of said driveway and any
extension thereof, for a distance of two hundred and fifty feet in same way
as over the grounds of the park, and sand may be taken therefrom by
permission of said commissioners.
(Source: Laws 1889, p. 214.)