Search results for "Highway research -- United States -- Periodicals." | NDL Search

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Federally coordinated program of highway research and development.

Paper図書

U.S. Dept. of Transportation, Federal Highway Administration, Offices of Research and Development1975.<NA141-126>

National Diet Library

Subject HeadingHighway research -- United States -- Periodicals.

Highway transportation research and development studies ... : in progress during fiscal year ...

Paper図書

U.S. Department of Transportation, Federal Highway Administration, Office of Research and Development.For sale by the Supt. of Docs., U.S. Govt. Print. Off.1973-<DK31-11>

National Diet Library

R & D highway & safety transportation system studies.

Paper図書

U.S. G.P.O.1970-1971.<NC21-12>

National Diet Library

Subject HeadingHighway research -- United States -- Periodicals. Traffic safety -- United Stat...

Federally coordinated program of highway research and development

Microform図書

<YCA-TD 2.42:983>

National Diet Library

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