BULL. GEOL. SOC. AM. 



VOL. 19, 1907, PL. 15 



Figure 1. — The buried Soil (betweex the 6 markers) in Gilder Mooxd 



Figure 2. — A Gopher's Hole ix Loess, extending 7 feet below the Surface, 



Waverlt, Iowa 



SECTION OF GILDER MOUND AND LOESS AT WAVERLY IOWA 



