﻿MAP 
  opI 
  portion 
  ofWKSTERN 
  NORTH 
  AMERICA 
  

  

  SHOWINGTHEDISTRIBUTION 
  OF 
  VEGETATION 
  WITH 
  

   REFERENCE 
  TO 
  THE 
  MULTIPLICATION 
  OF 
  AND 
  MEANS 
  OF 
  SUBDUING 
  THE 
  

   ROCKY 
  MOUNTAIN 
  LOCUST. 
  

   IVc|';urd 
  under 
  llic(lii-(>c(i«»ii„|'|| 
  H 
  >r.S. 
  Hi. 
  loinoloyicul 
  Commission 
  

   15v 
  Henrv 
  Gaimetl 
  E.M. 
  

  

  Map 
  

  

  MIDDLE 
  WEST 
  ER 
  N 
  SECTION 
  

  

  Probable 
  Breeding 
  Grounds. 
  

  

  I'li-uss-oovevo.l. 
  K.'-'lvHu, 
  

  

  K..r«-si 
  Land. 
  SageL: 
  

  

  ^3 
  

  

  llrscl-l. 
  

  

  