HDM to . PU COMMITTEE ON COMMERCE, SCIENCE, AND TRANSPORTATION BOB PACKWOOD, Oregon, Chairman BARRY GOLDWATER, Arizona BOB KASTEN, Wisconsin ERNEST F. HOLLINGS, South Carolina WILLIAM M. DIEFENDERFER, Chief Counsel DeLauer, Richard, Under Secretary of Defense for Research and Engineering, Department of Defense; accompanied by Dr. Robert Cooper, Director of Beggs, Hon. James M., Administrator, National Aeronautics and Space Ad- ministration; accompanied by Dr. Hans Mark, Deputy Administrator; and Heiss, Dr. Klaus P., president, Space Transportation Co., Inc.; Dr. Michael I. Questions of the Committee and the answers thereto Russell Hopps, vice president and general manager, Lockheed California Co.; Robert C. Hawkins, general manager, advanced technology operations, Gen- eral Electric Aircraft Engine Group; Roger D. Schaufele, vice president, engineering, Douglas Aircraft, McDonnell Douglas Corp.; M. E. Shank, director of engineering, Pratt & Whitney Aircraft Group, United Technol- ogies Corp.; H. W. Withington, vice president, Boeing Commercial Airplane Co.; John Ralph, senior vice president, operations and technical support, Prepared statement of Mr. Hopps....... Questions of Senator Gorton and the answers thereto 149 153 164 175 (III) Shapley, Dr. Willis H., Member Space Application Board, National Research Council; and Dr. Thomas M. Donahue, Chairman, Space Science Board, Page Lippman, Thomas W., article 40 |