AERONAUTICAL AND SPACE SCIENCES EIGHTY-SEVENTH CONGRESS FIRST SESSION ON H.R. 6169 TO AMEND SECTION 201 OF THE NATIONAL AERONAUTICS 68844 APRIL 19, 1961 Printed for the use of the Committee on Aeronautical and Space Sciences 61345 U.S. GOVERNMENT PRINTING OFFICE WASHINGTON: 1961 3 |