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๐ SIMILAR VOLUMES
I~ight and Electricity. ## 69 The Atlantic Cable and Hughes Telegraph.--By using the Tomasi relay the Hughes telegraph has been able to prlnt messages which were transmitted through resistances far greater than those of the Atlantic cable, and Abb~ Moigno ventures the prediction that the experime
## Velocity of L iqht and Electricity. 205 steel. But in rails, in tires, in bridge rods and in boiler phlte wc ar(~, so fitr as our knowledge now goes, inelined toward soft steel. :And all the information which we lmve thus thr been al)le to accumulate in regard to these kinds of" serviee confirm
Having been engaged in an extended series of experimental researches on dynamo-electric machines, and their application to electric lighting, our attention has been directed to the production of a system, that will permit the use of a feebler current for producing an electric light than that ordinar