STANDARDS ACT OF 1938 HEARINGS BEFORE THE COMMITTEE ON EDUCATION AND LABOR HOUSE OF REPRESENTATIVES EIGHTY-FIRST CONGRESS FIRST SESSION ON H. R. 2033 A BILL TO PROVIDE FOR THE AMENDMENT OF THE 85539 VOLUME 1 HEARINGS HELD IN WASHINGTON, D. C. Printed for the use of the Committee on Education and Labor UNITED STATES WASHINGTON: 1949 |