| 1 |
1
Frost action on in roads and airfields : a review of the literature / A.W. Johnson
Washington : Highway Research Board , 1952
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| 2 |
2
Frost action on soils a symposium
Washington : Highway Research Board , 1952
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| 3 |
4
Final report on Road test One-MD : effect controlled truck axle loadings on concrete pavement
Washington : Highway Research Board , 1952
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| 4 |
7
Parking turnouts and rest areas : summary and report by project comittee on parking turnouts and rest areas presented / George B. Gordon
Washington : Highway Research Board , 1952
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