The Stockton and Middlesbrough Corporations Waterworks Act, 1876
WHEREAS the borough of Stockton-on-Tees, in the county of Durham, and the borough of Middlesbrough, in the north riding of the county of York (in this Act called the boroughs), are municipal boroughs under the government of the mayor, aldermen, and burgesses of the respective boroughs (in this Act called the Corporations):

And whereas the Company of Proprietors of the Stockton, Middlesbrough, and Yarm Waterworks (in this Act called the Company) were before and in the year one thousand eight ...