COMMITTEE ON

SCIENCE AND ASTRONAUTICS

U.S. HOUSE OF REPRESENTATIVES

NINETY-FIRST CONGRESS

FIRST SESSION

DECEMBER 1, 2, 4, 8, 9, 10, AND 11, 1969

[No. 14]

Printed for the use of the Committee on Science and Astronautics

38.681

U.S. GOVERNMENT PRINTING OFFICE

WASHINGTON: 1970