﻿Bui. 
  1 
  19, 
  Bureau 
  of 
  Entomology, 
  U. 
  S. 
  Dept. 
  of 
  Agriculture. 
  

  

  Plate 
  VIII. 
  

  

  Screens 
  Treated 
  with 
  Tanglefoot 
  Attached 
  to 
  Water 
  Tower 
  to 
  Test 
  

   Aviation 
  of 
  Gipsy-Moth 
  Larv/e. 
  (Original.) 
  

  

  [The 
  screen 
  on 
  the 
  left-hand 
  side 
  is 
  not 
  visible 
  in 
  the 
  illustration.] 
  

  

  