Order by Best Match A - Z Z - A Oldest Newest Go 2 publications found Authors: Erickson, R.M. Filter Results Trends in Ground-Water Levels in Wisconsin, 1967-71 Supplement to Information Circular 9, Trends in Ground-Water Levels in Wisconsin through 1966. IC21 Trends in Ground-Water Levels in Wisconsin, 1967-71 Erickson, R.M.; 1972 Report: 40 p. Trends in Ground-Water Levels in Wisconsin through 1981 IC43 Trends in Ground-Water Levels in Wisconsin Through 1981 Erickson, R.M.; Cotter, R.D.; 1983 Report: 139 p.
