xiv PREFACE. 



Questions are often asked as to the number and order of the reports of the 

 Geological Survey of the State under its several organizations. A list of these 

 publications is given herewith. 



Tith 



Date. 



No. 

 pages. 



No. copies. 



Geologist in charge. 



First Geological Survey — 1837-8. 



1. First Annual Report | 1838 | 134 | 5,000 | W. W. Mather. 



2 Second Annual Report j 1838 | 236 | 5,000 | W. W. Mather. 



Second Geological Survey— 1869-1888. 



3. Report of Progress 



4. Report of Progress 



5. Report of Progress 



6. Geology of Ohio, vol. I, part 



II Geology 



7. Geology ot Ohio, vol. I, part 



II Paleontology 



8. Geology of Ohio, vol. II, 



part I Geology 



9. Geology of Ohio, vol. II, part 



II, Paleontology 



10. Geology of Ohio, vol. Ill, 



Geology 



11. Geological Atlas of Ohio.... 



12. Geology of Ohio, vol. IV, 



Zoology and Botany 



13. Geology of Ohio, vol. V, 



Economic Geo log}- 



14. Preliminary Report on Pe- 



troleum and Inflammable 

 Gas 



15. Geology of Ohio, vol. VI 



Economic Geologv 



1869 



176 



1870 



568 



1871 



3 



1872 



680 



1873 



401 

 49 plates 



1874 



701 



1875 



431 

 59piates 



1878 



958 



1879 

 1882 





1,070 



1884 



1,124 



1886 



76 



1888 



831 



14,500 



14,500 



400 



20,000 



20,000 



20,000 



20,000 



20,000 

 5,000 



20,000 



10,000 



2,500 

 15,000 



J. S. Newberry. 

 J. S. Newberry, 

 f. S. Newberry. 



J. S. Newberry. 



J. S. Newberry. 



J. S. Newberry. 



J. S Newberry. 



J. S. Newberry. 

 J. S. Newberry. 



J. S. Newberry. 



Edward Orton. 



Edward Orton. 

 Edward Orton. 



Third Geological Survey— 1889-1894. 



16. First Annual Report 



17. Geology of Ohio, vol. VII, 



parti, Economic Geology. 



18. Geology of Ohio, vol. VII, 



(complete.) 



1890 



323 



1893 



290 



1894 



970' 



10,000 

 2,500 

 7,500 



Edward Orton. 

 Edward Orton. 

 Edward Orton. 



