AN ACT TO EXTEND AND IMPROVE COVERAGE UNDER THE OF SUCH ACT; AND FOR OTHER PURPOSES JUNE 29, 30, 1960 Printed for the use of the Committee on Finance HEARINGS BEFORE THE COMMITTEE ON FINANCE UNITED STATES SENATE EIGHTY-SIXTH CONGRESS SECOND SESSION ON H.R. 12580 AN ACT TO EXTEND AND IMPROVE COVERAGE UNDER THE OF SUCH ACT; AND FOR OTHER PURPOSES |