80* 



75» 



70' 



40* 



WASHINGTON 



35* 



30« 



25' 



Charleston 

 Savannah 



^,1 ' R 

 Jacksonv i I le ^ » P 



183 o 



40' 



Figurp /.—Standard ART flight Irarklines. July 1969 — June 1970. 



35* 



30* 



25* 



70* 



