544 The Loess of North America. [July, 



the sea through sediment of their own deposition. Ten thousand 

 rills and rivulets from the adjacent hills, aided by wind, by 

 storm, by rain, by frost, began the sculpturing of the landscape 

 anew until the beauteous arrangement of hill and dale appears, 

 and which gives the loess regions their peculiar topographical 

 features. 



Bibliography.— -The literature of the loess is scattered through 

 many volumes, a great majority of which are not easy of access 

 to the general reader. The following list will be found to be 

 nearly or quite as perfect, at least, as opportunity has permitted. 

 It is believed to embrace nearly all yet written on this subject : 



AUGHEY, SAMUEL.— 75b Superficial Deposits of Nebraska. Ann. Kept. U. S. Geol. 



Contains a general account of the surface geology of Nebraska. Those portions 

 relating to the loess (pp. 245-255) contains (Ik- following sub-sections : "The Loess 

 Deposits,'' recording certain geographical, physical and chemical facts, the last illus- 



" Fruit on the Loess Deposits," and is followed by one on the " Scenery of the 



Loess Deposits." Then follows a discussion of (he "Origin <>f the Loess Deposits," 



section is followed by one on the " Length of the Loess Age," and one on its life. 



amuei., Ph.D.— Sketches of the Physical Geography and Geology of Mh. 



3 article. 



y of the 35 th Pa, 



Broadhead, G. C— Origin of the Loess. Am. Jc 

 (1879). pp. 427-428. 



