It shall also be the duty of said park commissioners to appropriate the shores of the Wissahickon creek, on both sides of the same from its mouth to the Paul's mill road, and of such width as may embrace the road now passing along the same; and may also protect the purity of the water of said creek, and by passing along the crest of the heights which are on either side of said creek, may preserve the beauty of its scenery. The said park commissioners are hereby authorized and required to cause a proper survey to be made of said grounds upon the Wissahickon, and to file said survey in the survey department of the city of Philadelphia, and the grounds and creek hereby appropriated are declared to be a part of Fairmount park.
53 P.S. § 16503