﻿Memoirs 
  Boston 
  Soc. 
  Nat. 
  Hist., 
  Vol. 
  8. 
  No. 
  3. 
  

  

  J. 
  Henry 
  Blake, 
  ad 
  nat. 
  del. 
  

  

  HELIOTYPE 
  CO. 
  BOSTON 
  

  

  Box 
  Tortoise. 
  

  

  