sentences:  In 1832, in the last session of the unreformed House of Commons he brought forward a Bill to regulate the minimum age and maximum working hours of children (no more than ten hours for persons under eighteen) in the textile industry.He chaired a Select Committee on the Bill which heard evidence from witnesses on overwork and ill-treatment of factory children.No legislation had resulted before the Reform Act passed and in the election which followed Sadler stood for Leeds but failed to be elected.