Flood frequency and culvert sizes needed for small watersheds in the central Appalachians
By: by J.D. Helvey.
Contributors: United States. Forest Service.
Series: General technical report NE -- 62.
Publisher: U.S. Dept. of Agriculture, Forest Service
Published: 1981
Place of publication: [Broomall, Pa.]
Language: eng
Subjects: Culverts -- Appalachian Region; Floods -- Appalachian Region
Notes: Cover title.

Bibliography: p. 7.