Fellows, L.D., 1998, Annual Report 1998 (July 1, 1997 to June 30, 1998) Arizona Geological Survey: Arizona Geological Survey Open-File Report 98-28, 20 p. Authors Fellows, L.D. Publication Date 1998 Citation Arizona Geological Survey Open-File Report 98-28, 20 p. State AZ Keywords History More Keywords History, AzGeoBib RefNum 15382