000 00338nam a22001217a 4500
082 _a625.76
_bNAT
245 _aMaintenance practices 1967
_bHighway Research Number 254
260 _aWashington DC
_bHighway Research Board
_c1967
300 _a74p. :
526 _a0
_b0
_c0
_d625_760000000000000_NAT
650 _aMCE
_9379
942 _2ddc
_cBK
999 _c547480
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