Construction, by U S Bureau Public Roads, of 10-mi connecting link of Idyllwild-Desert highway across San Jacinto Mountains in Southern California.
Grading the `Palms to Pines' highway
West Construction News Highway Bldrs
1932
2 pages
Article (Journal)
English
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Engineering Index Backfile | 1945
Engineering Index Backfile | 1938
|Machinery revolutionizes highway grading
Engineering Index Backfile | 1932
|Engineering Index Backfile | 1938
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