BULL. GEOL. SOe. AM. 



VOL. 19, 1907, PL. 17 





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FiGfHE 1. — Bluff below Pkies L.vke 



Shows Kansan drift and loess separated by a foot of Kansan "gumbo," forming an 



oblique liand 



FiGiRE 2. — The Union Pacific "Ci/t-off'' at Softh Omaha 

 This line (X) separates the drift clay below from the two loesses aboye 



SECTIONS AT PRIES LAKE AND SOUTH OMAHA 



