International transportation topics : 4 reports ; sign uniformity, closing the Darien gap, transportation in Europe, and transportation in Great Britain ; [paper[s] ... presented at the 48th annual meeting, Highway Research Board]

International transportation topics 4 reports ; sign uniformity, closing the Darien gap, transportation in Europe, and transportation in Great Britain ; [paper[s] ... presented at the 48th annual meeting, Highway Research Board]

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Bibliographische Detailangaben
Körperschaft: National Research Council Highway Research Board (BerichterstatterIn)
Format: UnknownFormat
Sprache:eng
Veröffentlicht: Washington, DC 1969
Schriftenreihe:Highway research record 299
Schlagworte:
Konferenzschrift
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Beschreibung
Beschreibung:50 S.
Ill.
ISBN:0309017882
0-309-01788-2