Subsurface dolomite in Lake, McHenry, and part of northwestern Cook counties
By: Meredith E. Ostrom
Contributors: Illinois State Geological Survey
Series: Illinois industrial mineral notes -- no. 4; Illinois industrial mineral notes -- 4.
Published: 1956
Place of publication: Urbana, Ill. : Illinois State Geological Survey
Language: eng
Subjects: Geology
Other titles: Lake, McHenry and part of northwestern Cook counties.
Notes: Caption title.

"September 1, 1956."