﻿PLATE 
  CXVII.— 
  To 
  face 
  page 
  222. 
  

  

  -r<i 
  

  

  N. 
  H. 
  Darton, 
  photo. 
  

  

  Quarry 
  in 
  Lower 
  Pentamerus 
  and 
  Tentaculite 
  Limestone, 
  Howe's 
  Cave, 
  

  

  Schoharie 
  Co 
  

  

  