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Highway Research Board Proceedings, Volume 28
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Highway Research Board Bulletin, Issue 15, pp 15-17
Highway Research Board Bulletin, Issue 11, pp 1-20
Highway Research Abstracts
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Highway Research Board Proceedings, Volume 27
Highway Research Board Proceedings, Volume 25
Highway Research Board Proceedings, Volume 24
Highway Research Board Wartime Road Problems, Issue 9, 8p
Highway Research Board Roadside Development Committee Reports
Highway Research Board Proceedings, Volume 23
Highway Research Board Proceedings, Volume 22
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