Rivers - England - Law and legislation

An act to explain, amend, and enlarge the powers of so much of two acts passed in the eleventh and fifteenth years of the reign of His Present Majesty, for improving and compleating the navigation of the rivers Thames and Isis, from the city of London to the town of Cricklade, in the county of Wilts, as relates to the navigation of the said rivers from the boundary of the jurisdiction of the city of London, near Staines, in the county of Middlesex, to the said town of Cricklade