i;xGi\i:r.i<ixc, fRoni.r.Ms o/ ////•: iir.i.i. sYsruM 



527 



is now ill service l)elween Cliicagn and Soulli Hend, Indiana, and 

 l)el\veen New York and points as far west as Toledo. This cable is 

 one elcnu-nt of a ver\- extensive network of toll c.iliK-s, |)arti<iil.irl\- in 



li<. 



Fig. 4— T..1I r.il.lr lii 



Allii;lun\ Mountains 



the northeastern part of the country. Important cables in service or 

 Iieing installed out of Chicago, in atkiition to the New York-Chicago 

 cable, include cables from Chicago to St. Louis, Chicago to Terre 

 Haute, Chicago to Milwaukee. Chicago to l)a\enport, Iowa. During 

 this year the Bell System is installing over 1,000 miles of toll cable 

 containing more than 2 billion 500 million feet of insulated conductor. 



