University Libraries
Report of the Geological survey of Ohio Vol. 11: Bulletins 12-15 of the 4th Series
A joint project of OSU Libraries and the Ohio Geological Survey
Title page and Table of Contents (Pages i-viii) pub. 1913
Bulletin Twelve
The Bremen Oil Field, by J.A. Bownocker
Full Text (Pages 1-66)
Bulletin Thirteen
The Maxville Limestone, by William Clifford Morse
Full Text (Pages 67-188)
Bulletin Fourteen
Geology of the Columbus Quadrangle, by Clinton R. Stauffer, Goerge D. Hubbard and J.A. Bownocker
Chapter 1 - Title page, Table of Contents, Introduction and Part 1 Historical or Areal Geology (Pages 191-240)
Chapters 2-6 - Parts 2 and 3 Physiography or Surficial Geology and Economic Geology (Pages 241-319)
Maps Topography; Historical or Areal Geology; and Physiography or Surficial Geology
Bulletin Fifteen
The Devonian and Mississippian Formations of Northeastern Ohio, by Charles S. Prosser
Table of Contents (Pages 323-334)
Chapter 1 The Cuyahoga Valley (Pages 335-502)
Chapter 2 The Chagrin Valley (Pages 503-534)
Chapter 3 Lake and Geauga Counties (Pages 535-615)
Chapter 4 Ashtabula and Trumbull Counties and Crawford County, Pa. (Pages 616-786)
Chapter 5 The Rocky River Valley (Pages 787-830)
Chapter 6 Correlation (Pages 831-851)
Chapter 7 Paleontology (Pages 852-908)