17 



KNOX 



WILBARIi 



BAYLOR 



TNROCK. 



COLEM. 



ARCHER 



Y0UN6 



CLAY 



MONTA 



OACIV 



>^W1SE 



g.'f'iN 



PARKER 



cogi^GmsoNn;,^^ 



DENTON 



TARRdNl 



COLLIN 



DALLAS 



HUNT 



EA5i/aNoJ \HOOD|dOHNSOt^ ELLIS 



ERATH 



.iXlLLsV^ 



:Ci^ 



.BOSQUE 



HILL. 



« i 



\CORYELL 



MASON 



1 ^ BURNET 



NAVARD 

 , .<^ ,,VlMESTOI 



/• — < MILAM. 

 /WILUAMS\ 



GILLESPI^ I ^^ 



vBURLES' 

 TRAVIS /^.LEeV,.^ 



KERR [ke^JtV/x^'^'^J^^'^^ X '^*''^^"' 

 ^OLORADI 



fMAOIS' 



aFORTBEN 



Fiu. 1.— Map showing area infested by Mexican cotton boll weevil (.redrawn.) 

 21739— No. 45—04 2 



