357.1 Svatos, Vern, Mariellen Kurtz, Darryl Goehring, Douglas Frick, and Jack Bale. Working Paper 1: The Natural Physical Environment. Newark, Del.: New Castle County Areawide Waste Treatment Management Program, 1975. I2.3/No. 11

357.1 Svatos, Vern, Mariellen Kurtz, Darryl Goehring, Douglas Frick, and Jack Bale. Working Paper 1: The Natural Physical Environment. Newark, Del.: New Castle County Areawide Waste Treatment Management Program, 1975. I2.3/No. 11, Box: 37. William J. Cohen papers, MSS 0468. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/192225 Accessed September 19, 2024.