Inexpensive local road improvement
Subtitle: a summary of the exhibit
By: United States Department of Agriculture, Extension Service, Office of Exhibits
Publisher: United States Department of Agriculture
Published: 1925
Place of publication: [Washington, D.C.]
Language: eng
Subjects: Roads; Design and construction
Notes: "The following publications may be obtained free of charge from the U.S. Department of Agriculture, Washington, D.C. U.S.D.A. Bulletin 463 Earth, Sand-Clay and Gravel Roads, Public Roads Vol. 5, No. 7 Sept. 1924--Oiled Earth Roads on Long Island, Public Roads Vol. 5, No. 8 October 1924--Sand-Clay and Semi-Gravel Roads Studied."--page 3