﻿STRATIGRAPHIC 
  SECTIONS 
  OF 
  THE 
  UPPER 
  SILURIAN 
  FORMATIONS 
  OF 
  CENTRAL 
  AND 
  EASTERN 
  NEW 
  YORK, 
  

  

  Vertical 
  ecale, 
  725 
  feet 
  t 
  

  

  