"Geology, Stratigraphic." . . "Pleistocene Geologic Epoch." . . "Geological Survey (U.S.)" . . "Michigan." . . "Geology Michigan." . . "Geology, Stratigraphic Pleistocene." . . "Geology." . . . . "The pleistocene of Indiana and Michigan and the history of the Great Lakes" . . . . "The Pleistocene of Indiana and Michigan and the history of the Great Lakes" . . . . . . . "The Pleistocene of Indiana and Michigan and the history of the Great lakes"@en . "The pleistocene of indiana and michigan and the history of the great lakes" . . . . . . . . . . "Pleistocene of Indiana and Michigan and the History of the Great Lakes" . . . . . . . . . . . . . . . . . . . . . "The Pleistocene cf Indiana and Michigan and the history of the great lakes" . . . "The Pleistocene of Indiana and Michigan and the history of the Great Lakes. [With maps and illustrations.]"@en . . . . . "The Pleistocene of Indiana and Michigan and the history of the great lakes" . . . . . . . "Geology Indiana." . . "Great Lakes (North America)" . . "Great Lakes." . . "Glacial epoch." . . "Indiana." . . "From 10 thousand to 2 million years ago" . .