11. Virgin River Valley. Soil survey, Virgin River Valley area, Utah-Ariz.; by F. O. Youngs, O. F. Bartholomew, D. S. Jennings, LeMoyne Wilson, I. D. Zobell, M. H. Wallace, J. E. Fletcher, and William Baugh. Bookmark Corporate/Agency Authors: Plant Industry Bureau, Agricultural Research Administration, and Agriculture Department Publisher: Plant Industry Bureau Date: Mar. 1942 SuDoc number: A 77.514:936/13