Outline of the geologic history of Ogemaw County /
Martin, Helen M. 1889-1973.
Outline of the geologic history of Ogemaw County / Helen M. Mandeville. - [Lansing, Mich. : Michigan Dept. of Conservation, Geological Survey Division, 1957] - [12] p. : ill., maps ; 28 cm.
Cover title.
gs 58000146
Geology--Michigan--Ogemaw County.
Geology, Stratigraphic.
QE126.O37 / M3
Outline of the geologic history of Ogemaw County / Helen M. Mandeville. - [Lansing, Mich. : Michigan Dept. of Conservation, Geological Survey Division, 1957] - [12] p. : ill., maps ; 28 cm.
Cover title.
gs 58000146
Geology--Michigan--Ogemaw County.
Geology, Stratigraphic.
QE126.O37 / M3