﻿University 
  of 
  the 
  State 
  of 
  New 
  York 
  

  

  BULLETIN 
  

  

  OF 
  THE 
  

  

  New 
  York 
  State 
  Museum 
  

  

  Frederick 
  J. 
  H. 
  ]\Ierrill 
  Director 
  

  

  No. 
  35 
  Vol. 
  7 
  

   June 
  1900 
  

  

  CLAYS 
  OF 
  NEW 
  YORK 
  

  

  THEIR 
  PROPERTIES 
  AND 
  USES 
  

  

  BY 
  

  

  HEINRICH 
  RIES 
  Ph. 
  D. 
  

  

  ALBANY 
  

  

  UNIVERSITY 
  OF 
  THE 
  STATE 
  OF 
  NEW 
  YORK 
  

   1900 
  

  

  