126 Bulletin of Laboratories of Denison University. [Voi.xiii 



rock areas just south of this road evidently are remnants from 

 stream erosion. 



A recent well boring at i, on the farm of C. E. Smith, 

 throws much light on the shape of the valley floor here. This 

 boring passed through 198 feet 10 inches of stream gravels (as 

 reported by the owner) before reaching rock ; it stands 296 feet 

 from the cliff M, and is 574 feet from the rock remnant,N. The 



y ? :-' 



/ UacAT/sN OF neit. 



Cll ffS t F OLAC K HAno 



7' ■?'' 



VB/iT.Ano»of\/l^ 



DETAIL OF Onffl/VACe ZMI S OF RFFCKm 



PL/IT£3 



upper cross-section through M-N is drawn according to these 

 figures ; while the lower cross-section is drawn through M-P, 

 the mouth of the tributary valley from the west. 



Cliffs of the Black Hand conglomerate, in one place on 

 west side of valley 40 feet high, appear in patches on the way 

 north to Reform. But these lines of cliffs do not converge reg- 



