TY  - BOOK
AU  - Martin,Helen M.
ED  - Michigan.
TI  - Outline of the geologic history of Ogemaw County
AV  - QE126.O37 M3
PY  - 1957///]
CY  - [Lansing, Mich.
PB  - Michigan Dept. of Conservation, Geological Survey Division
KW  - Geology
KW  - Michigan
KW  - Ogemaw County
KW  - Geology, Stratigraphic
N1  - Cover title
ER  -