%0 Generic %T NASA authorization for fiscal year 1974. hearings before the Committee on Aeronautical and Space Sciences, United States Senate, Ninety-third Congress, first session on S. 880, a bill to authorize appropriations to the National Aeronautics and Space Administration for research and development, construction of facilities, and research and program management, and for other purposes. %U https://ezaccess.libraries.psu.edu/login?url=https://www.heinonline.org/HOL/Page?handle=hein.cbhear/nasaznfi0001&id=1&size=2&collection=congrec&index=cbhear