Erosion problem areas, Louisiana statewide study
Summary
"November 1983 4-R-34100-D."
"Source: U.S. Geological Survey hydrologic unit map 1974 and S.C.S. State Watershed Planning staff."
At head of title: Figure 3.
Available also through the Library of Congress Web site as a raster image.
Tags
Date
01/01/1983
Location
louisiana
Source
Library of Congress
Copyright info
Public Domain