CONTENTS. IX 



REPORT OF THE STATE NATURAL GAS SUPERVISOR. 

 BY J. C. LEACH. 



PAGE. 



X,ETTER OP TRANSMITTAI, 257 



INTRODUCTORY 258 



•THE INDIANA NATURAI, GAS FIELD 261 



Natural Gas and Oil 266 



The Condition of the Field . 269 



Gas Wells 273 



Waste of Natural Gas 274 



The Natural Gas Law 276 



The Future of the Gas Belt 282 



A LIST OF NATURAL GAS COMPANIES IN INDIANA, JANUARY 1, 1897 283 



REPORT OF THE STATE INSPECTOR OF MINES FOR J897. BY 

 ROBERT FISHER. 



Letter of Transmittal 289 



Introductory 290 



Legislation 293 



Examinations 300 



Maps 315 



Descriptions of Mines Examined 316 



Statistical Tables 365 



Labor Troubles 367 



Methods of Mining 330 



Mining Machinery 333 



Accidents - 334 



Comments on Accidents 339 



REPORT OF THE STATE SUPERVISOR OF OIL INSPECTION. 

 BY C. F. HALL. 



Introductory 397 



List of Deputies 393 



Statistical Tables 399 



SEPTEMBER DRAGON FLIES OF ROUND AND SHRINER LAKES, 

 INDIANA. BY E. B. WILLIAMSON. 



Introductory 4O3 



List of Dragon Flies 404 



A CATALOGUE OF THE FOSSILS OF INDIANA. BY EDWARD M. 



KINDLE. 



Introductory " 497 



•CATALOGUE OF INDIANA FOSSILS 408 



Protozoa 4Q3 



Coelenterata 4Q9 



JEchinodermata 422 



