TY - BOOK AU - Leverett,Frank TI - Surface geology of the northern peninsula of Michigan: With notes on agricultural conditions and water power T2 - Michigan. Geological and biological survey. Publication 7. Geological series 5 AV - QE125 .A4 no. 5 PY - 1911/// CY - Lansing, Mich. PB - Wynkoop Hallenbeck Crawford., state printers KW - Geology KW - Michigan N1 - Map in pocket; "Bibliography of northern peninsula water power": p. 65-66 ER -