John A. Kelmelis Charles W. Boning Richard Z. Poore Eugene C. Napier Ernest B. Brunson K. Lea Ginnodo G. Gray Tappan Dean J. Tyler Donald G. Moore C.R. Baskin Charlotte H. Goodson Wendy R. Hassibe Betty B. Brodes Dallas L. Peck 1990 <p><span>The fiscal year 1989 Yearbook summarizes the activities of the U.S. Geological Survey in response to its scientific and regulatory missions.</span></p> application/pdf 10.3133/70184436 en U.S. Government Printing Office United States Geological Survey Yearbook, fiscal year 1989 reports