. The Bell System technical journal . in a paper by Mr. Gherardi and Dr. Jewett, jiublished in theTransactions of the A. I. K. E. for 191!). The loll cable de\elopnient, based on the use of repeaters as outlinedabove and many other technical impro\ements, now makes it possibleto gi\e satisfactors service between Chicago and New York and inter-mediate jioints o\er toll cable circuits of such small gauge that doseto liOO circuits can be included in a single sheath of 25 s in same number of circuits would reciuire four or the \cr> hea\il\-built pole lines of open wire constructio


. The Bell System technical journal . in a paper by Mr. Gherardi and Dr. Jewett, jiublished in theTransactions of the A. I. K. E. for 191!). The loll cable de\elopnient, based on the use of repeaters as outlinedabove and many other technical impro\ements, now makes it possibleto gi\e satisfactors service between Chicago and New York and inter-mediate jioints o\er toll cable circuits of such small gauge that doseto liOO circuits can be included in a single sheath of 25 s in same number of circuits would reciuire four or the \cr> hea\il\-built pole lines of open wire construction such as is shown in Fig. 2. The construction of the Chicago-New ^o^k cable was started and will be completed this year. As shown in Fig. 1, the cable i;xGi\;ixc, o/ ////•: sYsruM 527 is now ill service l)elween Cliicagn and Soulli Hend, Indiana, andl)el\veen New York and points as far west as Toledo. This cable isone elcnu-nt of a ver\- extensive network of toll , |)arti<\- in. li<.


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Keywords: ., bookcentury1900, bookdecade1920, booksubjecttechnology, bookyear1