Report of highway research at Pittsburg, California, 1921 and 1922.

Description

Corporate Author

California. Highway Commission.

Language(s)

English

Published

Sacramento, 1923.

Subjects

Test roads.

Note

Test commenced by the Columbia steel company, finished with the financial cooperation of the California highway commission and U.S. Bureau of public roads.

Physical Description

146 p. : illus. ; 26 1/2cm.

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