Youghlogheny River watershed
Subtitle: Pennsylvania, Maryland, and West Virginia; program for runoff and waterflow retardation and soil-erosion prevention
Publisher: U.S. Dept. of Agriculture
Published: 1951
Place of publication: Washington]
Language: eng
Subjects: Water resources; Water management; Natural resources
Notes: Issued Mar. 1951. Vol. [1] text; v. [2] appendix.