Show I t 1 Cable Telegraphy PY j Improved by hy Using i i I I Radio Instruments Instruments' I 1 t 0 i I Washington ton Dec 12 Success 1 Success or of of i secret experiments which have developed developed developed de- de radical Improvements In 1 I cable telegraphy through use of the I type of oC receiving Instrument ens- ens em 1 I In radio communication was was was' I II I announced toda today by war department signal corps officers This Is 18 said I f to permit the th reception of or ordinary I Morse signals by ear eliminating I Ithe I the necessity for tor highly trained I I cable readers and permitting tho the I oP operation of ocean cables under cont conI con- con t that would make ni- ni I 1 cation Impossible under the pre present ent I I system The final experiments I I which were Initiated b by Co Col I 1 George O. O SquIer were made on the signal corps cable 1086 miles long ions from Sitka Alaska to Seattle I Ii t i 7 |