000 00376nam a22001217a 4500
082 _a625.732
_bNAT
110 _aHighway Research Board
_938228
245 _aHighway research record number 438 soil compaction and corrugation
260 _aWashington D.C
_bHighway Research Board
_c1971
526 _a0
_b0
_c0
_d625_732000000000000_NAT
650 _aMCE
_9379
942 _2ddc
_cBK
999 _c547597
_d547597