removes the receiver from its hook, listens for dial tone and dials a 

 code for the long distance operator (in New York "211 "). A signal 

 appears before the line operator at the long distance switchboard and 

 the customer hears the ringing signal. The line operator plugs into 

 the trunk on which the customer's signal has appeared and indicates 

 her readiness to receive the call by saying "Long Distance." The 

 customer gives his order by saying "Chicago, Harrison 1234." The 

 long distance operator plugs into a Chicago circuit with the other end 

 of the cord pair used in answering the subscriber and rings. While 



THE ROUTE OF THE CALL 



HANDLING THE CALL 



THE CALLING TELEPHONE 



THE LOCAL 

 OFFICE 



THE CALLING PERSON 



FLAT 

 RATE 



MESSAGE 

 RATE 



HOTEL RURAL 



THE CALLING TELEPHONE 



ORIGINATING TOLL OFFICE 



DIRECT 

 CIRCUIT 



INTERMEDIATE 

 OFFICE 



ONE 

 SWITCH 



ORIGINATING TOLL OPERATOR RECORDS CALL,- 



STATION 



TO 

 STATION 



PERSON 



TO 

 PERSON 



COLLECT 



SPECIAL 

 REQUEST 



-CONTROLS CONNECTION AND DEALS 

 WITH CUSTOMERS 



ROUTE 



OPERATOR 



SUPPLIES 



ROUTES AND 



RATES 



TO ALL 



PLACES 



INTERMEDIATE 

 OFFICE 



INTERMEDIATE TOLL OPERATOR 

 CONNECTS ONE TOLL CIRCUIT TO ANOTHER 



TERMINATING TOLL OFFICE 



TERMINATING TOLL OPERATOR OBTAINS 

 CONNECTION TO CALLED TELEPHONE 



LOCAL 

 OFFICE 



TRIBUTARY 

 OFFICE 



CALLED TELEPHONE 

 REACHED 



CALLED TELEPHONE 

 BUSY- don't ANSWER 



THE CALLED TELEPHONE 



CALLED PERSON 

 REACHED 



CALLED PERSON 

 NOT REACHED 



Fig. 21 — The long distance call. 



the customer was speaking and while performing these operations and 

 waiting for the Chicago inward operator to answer, she has recorded 

 the abbreviation for Chicago and the Chicago telephone number on a 

 toll ticket. The Chicago inward operator answers by saying "Chi- 

 cago." The New York operator responds with "Harrison 1234" and 

 while waiting for the Chicago inward operator to obtain connection to 

 this number, she asks the New York subscriber for his telephone num- 

 ber. The subscriber at Harrison 1234 answers and conversation 

 begins. After recording the New York number on the toll ticket, the 



56 



