﻿Quxut. 
  Jau7rL.Geol.Sur. 
  VoUXXMLTUML 
  

  

  ^^•Silurian 
  (and 
  Cambrian) 
  

   5 
  j, 
  Ejaltic 
  Provinces 
  of 
  Russia 
  

  

  ianland. 
  esthonia, 
  llvonia 
  

  

  /.LAND 
  OF 
  OESEL 
  

   'Jerpco 
  

  

  

  IN 
  1500,000 
  

  

  IAN 
  UPPER 
  SILURIAN 
  

  

  G-K 
  

  

  $ 
  

  

  DEVONIAN 
  

  

  LLA 
  

  

  ROF 
  1 
  

  

  D/'.ngerfield.Lith 
  22 
  Bedkord 
  S' 
  Covent 
  Garden. 
  

  

  