﻿LAND 
  AND 
  FRESH-WATER 
  SHELLS 
  

   OF 
  NEW 
  YORK 
  

  

  EXHIBITED 
  AT 
  THE 
  

  

  WORLD'S 
  COLUMBIAN 
  EXPOSITION, 
  

  

  CHICAGO, 
  ILLINOIS. 
  

   1893. 
  

  

  