01235oam 2200373 a 450 991069780270332120230131075444.0(CKB)5470000002392961(OCoLC)294858735(EXLCZ)99547000000239296120081229d2008 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierNASA at 50[electronic resource] past accomplishments and future opportunities and challenges : hearing before the Committee on Science and Technology, House of Representatives, One Hundred Tenth Congress, second session, July 30, 2008Washington :U.S. G.P.O.,2008.iii, 59 pages digital, PDF fileTitle from title screen (viewed on Dec. 29, 2008)."Serial no. 110-118."NASA at 50 AstronauticsUnited StatesAeronauticsUnited StatesOuter spaceExplorationAstronauticsAeronauticsGPOGPOGPOBOOK9910697802703321NASA at 503474321UNINA