000 00457cas a2200157 4500
022 _a0073-2206
082 _a625.735
_bNAT
_c43368
245 0 0 _aHighway research record.
260 _aWashington,
_bNational Research Council, Highway Research Board,
_c1963-1973.
300 _a479 no.
_c25 cm.
490 1 _a<-1973>: Publication - National Research Council
650 0 _aRoads.
650 0 _aMCE
710 2 _aNational Research Council (U.S.).
942 _cBK
999 _c7833
_d7833