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21Published 1971“...Texas Highway Dept.,...”
Map -
22
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23“...Texas Highway Dept.,...”
Book -
24
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25
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26Published 1973“...Texas Highway Dept.,...”
Map -
27
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28
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29
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30
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31
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32
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33by Derdeyn, Conrad J.“...Research Section, Highway Design Division, Texas Highway Dept.,...”
Published 1964
Book -
34by McCullough, B. Frank“...Texas Highway Dept., Highway Design Division, Research Section,...”
Published 1965
Book -
35by McCullough, B. Frank“...Highway Design Division, Research Section, Texas Highway Dept.,...”
Published 1965
Book -
36Published 1959“...Texas Highway Dept. Information & Statistics Division,...”
Book -
37
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38
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39by Patty, Tom Short, 1938-“...Materials and Tests Division, Texas Highway Dept.,...”
Published 1973
Government Document Book -
40