ILLUSTRATIONS 11 



28. Cross section of Fort Deposit Cave at 30 feet 145 



29. Cross section of Fort Deposit Cave at 351 feet 146 



30. Cross section of Fort Deposit Cave at 47i feet 146 



31. Cross section of Fort Deposit Cave at 60 feet 146 



32. Cross section of Fort Deposit Cave at 70 feet 147 



33. Cross section of Fort Deposit Cave at 90 feet 147 



34. Cross section of Fort Deposit Cave at 93 feet 148 



35. Cross section of Fort Deposit Cave at 175 feet 149 



36. Cross section of Fort Deposit Cave at 180 feet 149 



37. Plan of House Mound in St. Francois County, Mo 168 



