Geology Commons^™

University of Nebraska - Lincoln

University of Arkansas, Fayetteville

University of South Florida

Western Kentucky University

Montana Tech Library

University of Nevada, Las Vegas

Brigham Young University

Utah State University

Louisiana State University

Daniel Muhs U.S. Geological Survey, Denver Federal Center, Denver, CO

Robert Diffendal University of Nebraska-Lincoln

Robert Matthew Joeckel University of Nebraska - Lincoln

Bradley Deline University of West Georgia

Randa Harris University of West Georgia

Karen Tefend University of West Georgia

Nazrul Khandaker CUNY York College

C. Schultz University of Nebraska State Museum

Duane Eversoll University of Nebraska-Lincoln

Larry Benson U.S. Geological Survey