Books by W. Hilton Johnson
Depositional environments and correlation problems of the Wedron Formation (Wisconsinan) in northeastern Illinois
Pleistocene stratigraphy of East-Central Illinois
Glacial drift of the Shelbyville Moraine at Shelbyville, Illinois
Old glacial drift near Danville, Illinois
Stratigraphy and petrography of Illinoian and Kansan drift in central Illinois