The Middle and Upper Ordovician rocks of Michigan.

Hussey, Russell C. 1888-

The Middle and Upper Ordovician rocks of Michigan. - Lansing, 1952. - 89 p. illus. 23 cm. - Michigan. Dept. of Conservation. Geological Survey Division. Publication 46. Geological series, 39 . - Michigan. Geological Survey Division. Publication ; 46. Michigan. Geological Survey Division. Geological series ; 39. .

"A completion of a report written by Professor Hussey and published as a part of Geological Survey Publication 40, Geological series, 34." "Published as a part of the Biennial report of the Geological Survey Division in 1952."

Bibliography: p. 67.

gs 52000236


Geology, Stratigraphic--Ordovician.
Geology--Michigan.
Paleontology--Michigan.
Paleontology--Ordovician.
Petrology--Michigan.

QE125 / .A4 no. 39

551.72 551.731

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