60 



lu sdiiie places great cracks extending for several lunidreils of feet were 

 iormed in the earth, and the soil moved a few feet only. In other places 

 hundreds of tons of soil broke away to the depth of from three to five or 

 six fe(^t, and moved to more gentle slopes below, leaving a great tangle of 

 sol!. ]•< Kits', branches and trunks of small trees in huge mounds. Valuable 

 tobacco or other lands were rendered unfit for cultivation, or roadways 

 were so completely covered that the use of dynamite alone could i-emove 

 the material and open the roads for traffic. 



•fti3-:i' -• 



Slide Coverin!5 One lialf Acre on a Slope Covered vvitli Cirowlli of Small Trees. 



In other cases the slides began well up the slopes and continued to the 

 bottom of the valley, carrying hundreds of tons of rocks, .soil, and vege- 

 table debris. The slides were fully as frequent on the forested slopes 

 where the largei' ti-ees had been removed, and only shrulis and small trees 

 remained, as on the hillsides covered with blue grass. In a few ca.ses it 

 was noticed that a l)lack walnut or a white oak, although not more than 

 a foot in (lianictcr. was able to hold the soil even in the midst of a com- 

 paratively large laii(Nlidc. The large tap I'oots of these trees extended far 



