Table of Contents 



PART I. — Introduction — Page 



Acknowledgements 109 



Lack of Good Base Maps Ill 



General Laws of a Stream 113 



Geologic Structure of Indiana 117 



Drainage Area of White River 123 



Meteorological Conditions 125 



Causes of Floods in the Ohio Valley 135 



PART II, — Observations — 

 Damage to Soil: 



Soil Washing and Erosion 138 



Holes 139 



Deposition of Sand and Gravel 141 



Deposition of Silt 141 



Bank Cutting in General 143 



Effect of Trees on Bank Cutting 143 



Effect of Trees on Deposits 145 



EfTect of Grass-sod on Erosion , 145 



Summary of Damage to Soil 146 



Levees and Embankments 149 



Bank Cutting 175 



Land Slides due to Excessive Rainfall 189 



Shortening the Course of Bean Blossom Creek 189 



Reconstructional Measures and Their Cost 190 



The Relation between the Flood and Sickness 200 



The Flood of 1875, compared with the Recent March Flood 202 



PART III.— Flood Questions— 



Increase of Floods 205 



The Lowering of the Water Table. 210 



Control of Floods in China, Japan and Korea 214 



A Brief Consideration of Reservoirs 216 



PART IV —Resume - 220 



(107) 



