000 00806nam a22002772 4500
001 hsl001005356
003 DGPO
005 20170826152539.0
008 170105s1968 dcu r f000 0 eng d
040 _aGPO
_cGPO
_dMvI
074 _a0431-C-04
086 0 _aTD 4.8/2:6100.1
099 _aTD 4.8/2:6100.1
245 0 0 _aMaintenance of NAS enroute stage A air traffic control system.
260 _a[Washington, D.C.,
_c1968].
300 _a[366] p.
_bill.
500 _aHandbook.
500 _aDec. 6, 1968.
500 _aCover title.
500 _a4to.
500 _a[Issued with perforations].
500 _aCRDP Program Historic Shelflist record.
506 _aOfficial use. Not available.
650 0 _aAir traffic control.
710 1 _aUnited States.
_bFederal Aviation Administration.
949 _aBEV
_bFed Docs
999 _c263971
_d263971