01368nam 2200373 a 450 991069771980332120091005104306.0(CKB)5470000002391778(OCoLC)273651719(EXLCZ)99547000000239177820081119d2008 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierGuarding what you value most[electronic resource] North American Aerospace Defense Comand [i.e. Command] celebrating 50 yearsPeterson Air Force Base, Colo. :NORAD Headquarters ;[Washington, D.C.] :[For sale by the Supt. of Docs., U.S. G.P.O.],2008.iii, 59 pages digital, PDF fileTitle from title screen (viewed on Nov. 19, 2008).Guarding what you value most Air defensesUnited StatesHistoryAir defensesCanadaHistoryUnited StatesMilitary relationsCanadaCanadaMilitary relationsUnited StatesAir defensesHistory.Air defensesHistory.North American Aerospace Defense Command.GPOGPOBOOK9910697719803321Guarding what you value most3445462UNINA