540 



BlUJ. SYSTRAf TF.CHSICAL JOURNAL 



building and equipment involve an expenditure of 815,000,000 and is 

 equipped to serve over 100,000 stations. In other words, we find 

 in this one building and the associated switchboards on subscriber's 

 premises, provision for handling more stations, for example, than are 

 in service in a cilv the size of Balliinore, with a ijopiilation ot nearly 



l-iv. IS -;i., 1. 1.1 



1 y l.l.pl 



onslrticliiiM, Ww \'cirk ('\\\ 



800,000, gi\ing you a further idea of the pr()l)lini of pnixidiiig service 

 in these large metropolitan centers. 



Fig. 17 illustrates the building in New York dexoted to tiie centering 

 of all long distance lines, i-'acilities are also ])ro\ided for coiuiecting 

 together the \arious otTices of the city for switching to suburban points 

 through one of those tandem boards of which I sjioke, as well as for 

 switching to the great network of toll liiio running out to .ill im- 

 portant points throughout the coimtrx'. While there arc some locil 

 switchlK)ard facilities in this liuilding, practicalK' all the space is 

 devoted to hanilling toll traffic. 



