The following series of papers were prepared originally for the annual field trip of the Friends of the Pleistocene, Midwest Section, which visited the northern part of the lower peninsula of Michigan on May 11, 12, and 13, 1956 under the leadership of Prof. James H. Zumberge, Department of Geology, University of Michigan; Prof. Stephen H. Spurr, Department of Forestry, University of Michigan; and Prof. Wilton N. Melhorn, Department of Geology, Purdue University. Surface Pleistocene features of the University of Michigan Biological Station area - Stephen H. Spurr Late Pleistocene history of the Lake Michigan Basin - James H. Zumberge Valders drift in the southern peninsula of Michigan - W. N. Melhorn Surface Pleistocene features of the Petoskey area - Stephen H. Spurr Soils of the northern lower peninsula of Michigan - E. P. Whiteside Soils of the northern lower peninsula of Michigan as related to Valders glaciation - Stephen H. Spurr Notes on the prehistory of the upper Great Lakes area - E. Greenman, J. B. Griffin, and A. C. Spaulding The Mackinac Straits Bridge. Condensed from the final geologic report by J. C. Resenau