Guidebook 18. Field Trip Guidebook Glacial Geology of the Laurentian Divide Area, St. Louis and Lake Counties, Minnesota

PREPARED FOR THE 39TH MIDWEST FRIENDS OF THE PLEISTOCENE FIELD TRIP, BIWABIK, MINNESOTA, 1992, 73 p., 1 plate, Front: Glacial Geomorphology; Back: aerial photograph. Scale 1:250, 000.CONTENTS GLACIAL GEOLOGY OF THE LAURENTIAN DIVIDE AREA, ST. LOUIS AND LAKE COUNTIES, MINNESOTA, J.D. Lehr and Howard C. Hobbs AN OVERVIEW OF THE VEGETATIONAL HISTORY OF THE ARROWHEAD REGION, NORTHEASTERN MINNESOTA, James K. Huber DESCRIPTION OF ROTASONIC CORE FROM THE TOIMI DRUMLIN FIELD AREA, Howard C. Hobb