US: EPA; Interior, GS; USGS-Denver Maps, - WR; Int-MM, BM, SM; NRC. Kansas: Adj, G; Bd. of Ag.; Br. of Inv.; Consr. Form; Corp., 1983 - 1987, Box: 37/1.1. Records of the Kansas State Geological Survey, RG 37. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/540757 Accessed June 26, 2024.