84 



BELL SYSTEM TECHNICAL JOURNAL 



Toll Circuit Equipment 

 Telephone Repeaters. 



American Institute of Electrical Engineers, Transac- 

 tions, Vol. 38, Oct. 1919, pages 1287-1345. 

 Practical Application of the Telephone Repeater. 



The Western Society of Engineers Journal, Vol. 27, 

 May 1922, pages 129-142. 

 Telephone Repeaters. 



Electrical Communication, Vol. 1, Aug. 1922, pages 6- 

 10; Nov. 1922, pages 27-36. 

 Telephone Equipment for Long Cable Circuits. 



American Institute of Electrical Engineers, Transac- 

 tions, Vol. 42, June 1923, pages 742-752. 

 Echo Suppressors for Long Telephone Circuits. 



Ameiican Institute of Electrical Engineers, Transac- 

 tions, Vol. 44, Apr. 1925, pages 481-490. 

 Electrical Communication, Vol. 4, July 1925, pages 

 40-50. 



Bancroft Gherardi 

 F. B. Jewett 



H. S. Osborne 



Bancroft Gherardi 



C. S. Demarest 



A. B. Clark 

 R. C. Mathes 



Toll Line Construction 



Poles. 



Bell Telephone Quarterly, Vol. 1, Oct. 1922, pages 34-44. 

 Bell System Sleet Storm Map. 



Bell System Technical Journal, Vol. 2, Jan. 1923, pages 



114-121. 



Specializing Transportation Equipment in Order to Adapt It 



Most Economically to Telephone Construction and 



Maintenance Work. 



Electrical Communication, Vol. 1, Feb. 1923, pages 



50-59. 

 Bell System Technical Journal, Vol. 2, Jan. 1923, pages 

 47-66. 

 Open Tank Cieosoting Plants for Treating Chestnut Poles. 



Bell System Technical Journal, Vol. 4, Apr. 1925, pages 



235-264. 

 Bell Telephone Quarterly, Vol. 4, Jan. 1925, pages 132- 

 142. 

 Recent Toll Cable Construction and Its Problems. 



Telephone Engineer, Vol. 32, Sept. 1928, pages 31-33. 



Switching of Toll Circuits 



Toll Switchboard No. 3. 



Bell System Technical Journal, Vol. 6, Jan. 1927, pages 



18-26. 

 Electrical Communication, Vol. 5, Apr. 1927, pages 



255-259. 



Maintenance of Toll Circuits 



Measuring Methods for Maintaining the Transmission Effi- 

 ciency of Telephone Circuits. 

 American Institute of Electrical Engineers, Transac- 

 tions, Vol. 43, Feb. 1924, pages 423-433. 

 Electrical Tests and Their Applications in the Maintenance 

 of Telephone Transmission. 

 Bell System Technical Journal, Vol. 3, July 1924, pages 

 353-392. 

 Practices in Telephone Transmission Maintenance Work. 



American Institute of Electrical Engineers, Transac- 

 tions, Vol. 43, 1924, pages 1320-1330. 

 Bell System Technical Journal, Vol. 4, Jan. 1925, pages 

 26-51. 



F. L. Rhodes 

 J. N. Kirk 



J. N. Kirk 



T. C. Smith 



H. S. Percival 



John Davidson, Jr. 



F. H. Best 



W. H. Harden 



W. H. Harden 



