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Highway Research Board Bulletin, Issue 293, 12p
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Highway Research Board Bulletin, Issue 278, 6p
Highway Research Board Bulletin, Issue 300
Highway Research Board Bulletin, Issue 312
Highway Research Board Bulletin, Issue 271, 16p
Highway Research Board Bulletin, Issue 226, 2p
Highway Research Board Special Report, Issue 48
Highway Research Board Bulletin, Issue 218
Highway Research Board Special Report, Issue 29
Highway Research Board Bulletin, Issue 146, 6p
Highway Research Board Bulletin, Issue 167
Highway Research Board Proceedings, Volume 35
Highway Research Board Proceedings, Volume 32
Highway Research Board Special Report, Issue 2
Highway Research Board Bulletin, Issue 38, pp 68-72
Highway Research Board Proceedings, Volume 30
Highway Research Abstracts
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Highway Research Board Bulletin, Issue 18
Highway Research Board Proceedings, Volume 28
Highway Research Board Proceedings, Volume 21
Highway Research Board Proceedings, Volume 20
Highway Research Board Proceedings, Volume 18
Highway Research Board Proceedings, Volume 17
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