01550nam 2200457I 450 991070417060332120151124155510.0(CKB)5470000002437957(OCoLC)930299785(EXLCZ)99547000000243795720151124j19880505 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierProposal for a lunar tunnel-boring machine /by Christopher S. Allen [and four others][Washington, D.C.] :[National Aeronautics and Space Administration],May 5,1988.1 online resource (vi, 61 pages) illustrationsNASA-CR ;184746Title from title screen (viewed Nov. 24, 2015)."May 5,1988."Includes bibliographical references (pages 58-59).Laser applicationsnasatLunar basesnasatTunneling (excavation)nasatUnderground structuresnasatLunar logisticsnasatLaser applications.Lunar bases.Tunneling (excavation)Underground structures.Lunar logistics.Allen Christopher S.1412681United States.National Aeronautics and Space Administration,GPOGPOBOOK9910704170603321Proposal for a lunar tunnel-boring machine3506970UNINA