01085nas 2200337 450 991071190660332120190319132739.0(CKB)5470000002489030(OCoLC)1090143083(EXLCZ)99547000000248903020190319a20009999 ua engur|||||||||||txtrdacontentcrdamediacrrdacarrierPioneer of national reconnaissance /National Reconnaissance Office[Chantilly, Virginia] :National Reconnaissance Office1 online resource (volumes)NRO pioneer recognition programSpace surveillanceUnited StatesPeriodicalsArtificial satellitesUnited StatesPeriodicalsSpace surveillanceArtificial satellitesUnited States.National Reconnaissance Office,GPOGPOJOURNAL9910711906603321Pioneer of national reconnaissance3310928UNINA