Metropolitan water companies. Return showing, in respect of each of the metropolitan water companies, the maximum number of houses or other buildings supplied with water by the company in the years 1872 and 1883 respectively, and the total amount of the rates, rentals, and any other charges for the supply of water to houses or other buildings during the financial year ending in September or December (according to the date to which the annual accounts of the company were made up), in the years 1872 and 1883 respectively, &c [electronic resource].