HUTTONIAN THEORY. 



113 



^t 



■Ol 



t 



«: 



I! 



> 



different habit and 



ffi 



d 



hich 



in 



particular, has imparted to thofe of granite that 

 venerable and majellic character, by which they 

 rarely fail to be dillinguilhed. 



II r. The ftrudiire of the vallies among 

 mountains, Qiews clearly t6 what caufe their 

 exiftence is to be afcribed. Here we have firft 

 a large valley, communicating diredly with the 

 plain, and winding between high ri 



of 



mountains, while the river 



the bottom of 



defcends 



farface. remarkab 



in fuch a 



fcene, for its uniform declivity. Into this, open 

 a multitude of tranfverfe or fecondary vallies, 

 interfeding the ridges on either fide of the for- 



the 



mer, each bringing a contribution to 

 ftream, proportioned to its magnitude ; and 

 cept where a catarad now and then interv 



having that nice adjuft 



in their level 



(99.) which is the more wonderful, the greater 



the 



gularity of the fur fa 



ce. 



rhefe fecon 



dary vallies have others of a fmaller fiz 

 ing into them ; and, among mountain 



e 



open 

 of th( 



firft order, where all is laid 



fcal 



e 



thefe ramificat 



are 



fourth, and even a fifth 



fize as it increafes in elevation, and 



the greateft 



inued to a 



h diminijQiing io 



ply of water is lefs 



fup 



%j 



general obferved 

 )ins a lower on 



Through them all, this law 



; a higher val- 



wher 



f the two angles which 



H 



it 



w 



>. 



