Chap. 0255 An Act further providing for the health and safety of certain employees in textile factories. Be it enacted, etc., as follows: Chapter 149 of the General Laws is hereby amended by inserting after section 141 the following section: - Section 141A. No person or persons employed in a textile factory, whose principal employment is the tending or repairing of machinery, shall be required to lift by hand, as a regular part of his or their duties, any object or objects the combined weight of which totals more than three hundred and twenty-five pounds. Approved May 4, 1949.