Roadside improvements
By: by Wilbur H. Simonson and R.E. Royall.
Contributors: Royall, Robert Edward, 1891-
Series: Miscellaneous publication / United States Department of Agriculture ;; no. 191.; Miscellaneous publication (United States. Dept. of Agriculture) ;; no. 191.
Publisher: G.P.O.
Published: 1987
Place of publication: [Washington, D.C
Language: eng
Format: Microform
Number of pages: 35
Notes: Microfilm. Washington, D.C. : Library of Congress Photoduplication Service, 1987. 1 microfilm reel ; 35 mm.
Call number of original: S21.A46 no. 191.
Master microform held by: DLC.