Affiliation: | Department of Geology, Western Michigan University, Kalamazoo, Michigan 49008.;Envirologic Technologies Inc., 2960 Interstate Parkway, Kalamazoo, Michigan 49001.;Soil and Materials Engineers, Inc., 43980 Plymouth Oaks Blvd., Plymouth, Michigan 48170.;CNR-IRSA, V. le F. De Basio, 5, Bari, Italy.;Dell Engineering, Inc., 3352 128th Ave., Holland, Michigan 49424. |