Conference in matter of pollution of Lake Superior and its tributary basin, Minnesota, Wisconsin, Michigan, proceedings, 2d session, Apr. 29-30, 1970, Duluth, Minn. v. 2. -
Publication Title:
-
Display Title:
Conference in matter of pollution of Lake Superior and its tributary basin, Minnesota, Wisconsin, Michigan, proceedings, 2d session, Apr. 29-30, 1970, Duluth, Minn. v. 2. -
Series Title:
Conference in matter of pollution of Lake Superior and its tributary basin, Minnesota, Wisconsin, Michigan, proceedings, 2d session, Apr. 29-30, 1970, Duluth, Minn.
Corporate Agency Authors:
Federal Water Quality Administration and Interior Dept.