L.1926, c. 158, p. 263, entitled “A supplement to an act entitled “A supplement to an act entitled “An act for the construction, maintenance and operation of waterworks for the purpose of supplying cities, towns, townships, villages, boroughs and other municipalities in this state with water, and otherwise amending said act,” approved April twenty-first, one thousand eight hundred and seventy-six, as such title was amended by an act approved June twenty-second, one thousand nine hundred and six,’ approved March twelfth, one thousand nine hundred and twenty-five,” approved March twenty-sixth, one thousand nine hundred and twenty-six, saved from repeal. [This act validates the incorporation and powers of water companies actually engaged in supplying water to municipalities and which have filed a proper certificate.]