714 C. R. KEYES MID-CONTINENTAL EOLATION 



(4) To a surprising extent are finviatile activities inconsequential, 

 while lacustrine influence has been practically nil. 



(5) There is no genetic relationship existing between the drift-sheets 

 and the deposits of loess along the Missouri Eiver, the materials of the 

 first mentioned being derived from the northeast and those of the last 

 named from the wind-borne dusts of the west. 



