000 00499nam a2200145 a 4500
005 20220228110532.0
035 _aF8901000704005
084 _aNCHRP SUM 1967
110 _aNational Cooperative Highway Research Program (E.U.A.)
245 _aSummary of progress to june 30, 1967 / National Cooperative- Highway Research Program
260 _aWashington, D.C. : HRB
300 _a78 p.
690 _aCarreteras - Investigación
710 _aNational Research Council. Highway Research Board (E.U.A.)
999 _c55525
_d55525