Roadside improvement
By: [by Wilbur H. Simonson and R.E. Royall].
Contributors: Royall, R. E. 1891-; United States. Dept. of Agriculture.
Series: Miscellaneous publication / United States Department of Agriculture -- no. 191; Miscellaneous publication (United States. Dept. of Agriculture) -- no. 191.
Publisher: U.S. Dept. of Agriculture
Published: 1934
Place of publication: Washington, D.C
Language: eng
Number of pages: 34
Subjects: Roadside improvement -- United States.; Highway engineering -- United States.
Notes: Cover title.

Bibliography: p. 32-[35].