Lineback, Jerry A., Gross & Meyer.

GLACIAL TILLS UNDER LAKE MICHIGAN, Studies of Lake Michigan Bottom Sediments, Number Eleven, Environmental Geology Notes, Number 69.

Illinois State Geological Survey: Urbana, IL, 1974. Item #96-9545

11 x 8.5, wrappers, 48 pp, 11 figures, appendix, bib, ink owner's name, short closed tears to wrappers else vg. FIRST ED.

Price: $12.50