An act to amend an act, made in the twenty-second year of the reign of His late Majesty King George the Second, intituled, An act for the more effectual preventing of frauds and abuses committed by persons employed in the manufacture of hats, and in the woollen, linen, fustian, cotton, iron, leather, fur, hemp, flax, mohair, and silk manufactures : and for preventing unlawful combinations of journeymen dyers and journeymen hot pressers, and of all persons employed in the said several manufactures; and for the better payment of their wages.