71 Pa. Stat. § 1810
The following islands, viz., opposite the county of Bucks, and townships hereafter named; opposite to the Falls township, Bird's island; opposite Lower-Makefield township, Slack's three islands, Dun's island and Harvey's lower island; opposite to Upper-Makefield township, Harvey's upper island and Lownes's island; opposite to Solebury township, Smith's island and bar, Paxton's island and bar; opposite to Tinnicum township, Prall's two islands, Wall's island, Resolution island, Marshall's island, Wall's two islands, Fishing island, and Pennington's island; opposite to Nockamixon township, Laughly's island; and opposite the county of Northampton, and the townships hereafter named, that is to say, opposite to William's township, Pohatcung island, Shoemaker's island, and Loor's island; opposite to the Forks township, Easton island; opposite to Mount Bethel, Mason's island and bar, Mason's island, Foul Rift island, M'Ilhenney's island, and Attin's two islands; opposite to Lower-Smithfield, Handie's island and bar, Goodwin's two islands, Shawanaugh's island and bar, Vancampen's island, Nicholas Depui's two islands and bars, Chambers's island, and Vanoken's island; opposite to Delaware township, Swartwood's island and Isaac Vancampen's island; opposite to Upper-Smithfield township, Punkey's island and five bars; lying and being within the bed of the river Delaware, and between the shores of the same river, and northerly of the Falls of Trenton, so ascertained and distinguished by the commissioners, last mentioned, as parts and parcels of this state, shall be forever henceforth deemed, adjudged and established, to belong to this state, and shall be subject to the jurisdiction thereof, as of the bodies of the counties and townships or precincts of the same, to which the said islands, together with all other dry land within the bed of the same river, belonging to this state, are by this act, or by virtue of this act shall be annexed.
71 P.S. § 1810