PROTECTION OF MATERNITY HEARING BEFORE THE COMMITTEE ON EDUCATION AND LABOR UNITED STATES SENATE SIXTY-SEVENTH CONGRESS FIRST SESSION ON S. 1039 A BILL FOR THE PUBLIC PROTECTION OF MATERNITY AND INFANCY AND PROVIDING A METHOD OF COOPERATION BETWEEN THE GOVERNMENT OF THE UNITED STATES AND THE SEVERAL STATES APRIL 25, 1921 Printed for the use of the Committee on Education and Labor Vx/A b-ii eV/Z WASHINGTON GOVERNMENT PRINTING OFFICE 1921