The Middle and Upper Ordovician rocks of Michigan
Series: Michigan. Dept. of Conservation.  Geological Survey Division.  Publication 46.  Geological series,; 39
Published: 1952
Place of publication: Lansing
Language: eng
Number of pages: 89
Subjects: Geology, Stratigraphic -- Ordovician.; Geology -- Michigan.; Paleontology -- Michigan.; Paleontology -- Ordovician.; Petrology -- Michigan.
Notes: Bibliography: p. 67.
"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."