Index. 1195 



Page. 



Molding Sand ^^ 



■'Monon" Railway • • -^l* 55, 78 



Moraine — A Terminal 31 



In Lake County 43 



In Porter County 45 



Valparaiso '• 31 



Morainic Lakes 49 



Regions 26, 43 



Morocco— Clays in Vicinity of 118 



Mound Builders 82, 88 



Mounds in Lake County 82 



In Porter County 87 



Mt. Ayr— Clays in Vicinity of 118 



Muskrat ^0 



Newton County— Clays and Clay Industries of 117 



Soils of ■ ll"!" 



Niagara Limestone 19, 29 



Quarries of— Report on 195 



Noyes, W. A.— Clay Analyses by 128, 134, 137, 139, 146. 149 



Oil Inspectors— List of 398 



Oil Supervisor— Report of 397 



Oolitic Limestone 21 



O'possum • ^0 



Orton, Edward, Sr 147, 272 



Ornithology— Bibliography of Indian.i 532 



Osgood Beds of Limestone 208 



Otter 91 



Owen County— Mines of 340, 371 



Oxford— Clays in Vicinity of 116 



Paleontology ^ 14 



Bibliography of Indiana 489 



Paleostraca— Fossils of, in Indiana 480 



Parke County— Mines of 341, 371 



Paving Brick— Advantages of, for Pavements 10 



Plant— Cost of 12 



Use of, in Indiana 147 



Pavements, Brick— Advantages of 10, 147 



Peat 72 



Perry County— Mines of 345, 371 



Peru Oil Field— Cost of Production in 176 



First Productive Wells of 170 



History of 5,168 



Map of 173 



Non-productive Bores in. List of 172 



Statistics of, for 1897 178 



Well Sections in 168, 169, 171 



Petroleum— Industry in Indiana in 1897 1^5 



Indiana Field— Anticlines of 156 



New Developments in ' 159 



Salt Water in 158 



Statistics of 160 



Surface Levels of 157 



Wells Completed in, in 1897 163 



Location of Producing Areas 155 



Origin of, in Trenton Limestone 155 



Pools not Connected 158 



Price of, in 1897 5 



Quantity Produced in Indiana in 1897 4, 162 



Since 1889 5. 163 



