﻿Boston, 
  Mass., 
  1902-1905. 
  

  

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  : 
  

  

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  ,..;7, 
  

  

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  Boston, 
  Mass., 
  I 
  909-19 
  

  

  Concord, 
  N. 
  H., 
  1 
  909-1 
  911. 
  

  

  WIND 
  CHART. 
  

   Wind 
  chart 
  indicating 
  total 
  nur 
  

   the 
  wind 
  blew 
  in 
  the 
  directions 
  of 
  th> 
  

   May 
  of 
  the 
  years 
  mentioned 
  

   above 
  65°. 
  These 
  were 
  the 
  c 
  

   Colored 
  circles 
  show 
  area 
  1 
  

  

  ler 
  of 
  days 
  in 
  which 
  

  

  irrows, 
  for 
  April 
  and 
  

  

  id 
  when 
  the 
  temperature 
  was 
  

  

  ys 
  favorable 
  for 
  wind 
  spread. 
  

  

  which 
  larvae 
  were 
  dispersed 
  

  

  showing 
  

   PRESENT 
  DISTRIBUTION 
  

   of 
  the 
  

  

  GIPSY 
  MOTH 
  in 
  NEW 
  ENGLAND. 
  

  

  DISPERSION 
  

  

  toitns 
  and 
  c/ties 
  wholly 
  or 
  in 
  fart 
  infested 
  in 
  

   /soowhen 
  work 
  under 
  board 
  of 
  agriculture 
  

   was 
  discontinued. 
  

  

  TOWNS 
  AND 
  CI 
  TIES 
  FOUND 
  TO 
  BE 
  INFESTED 
  AFTER 
  

   ACTIVE 
  WORK 
  WAS 
  RCSUtlEO 
  IN 
  /SOS. 
  

  

  TOWNS 
  ANDCITIES 
  FIRST 
  FOUND 
  INFESTED 
  /S0S-/309. 
  

   S 
  FIRST 
  FOUND 
  INFESTED 
  IS09/9IX. 
  

  

  