The construction of sand-clay and burnt-clay roads / by William L. Spoon.

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Main Author: Spoon, William L. (William Luther), 1862-1942
Corporate Authors: United States. Department of Agriculture, United States. Bureau of Public Roads
Format: Government Document Book
Language:English
Published: Washington : U.S. Dept. of Agriculture, Office of Public Roads : G.P.O., 1906.
Series:Bulletin (United States. Office of Public Roads) ; no. 27.
Subjects: