186 



Occasional gasteropod shells of very small size arc round. The deposit* 

 occur in ridges and dunes usually within less than a mile from the crest of 



Dune in Highland Lawn Cemetery. North side Xational Road. 

 Xote ridge beyond building at left and opposite a cross roads at right. 



r2-"3s- 





'^% -**- - ■ 



SOI 



Dunes south of Xational Road \ mile. Looking west from level upland. 

 The valley is just beyond. 



the east bluff and often within a few rods. Sometimes a single continuous 

 ridge of uniform height and width crowns the bluff. In places there are 



