[LB005539B], Letter from Thomas Alva Edison to Edward Hibberd Johnson, January 14th, 1880


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[LB005539B], Letter from Thomas Alva Edison to Edward Hibberd Johnson, January 14th, 1880

Editor's Notes

You are mistaken abou t the delay of switchboard [as?] they have all left Menlo Park within 3 days of their arrival from Bergman's excepting two which we kept back & tested inspectors with-- I cannot get men in New York worth anything am compelled to teach them here-- I send two on Saturday with Time's clockworks-- These are not clockworks but "Pen" engines: I could not make clockworks go they were too [bottom of page illegible and page 3 was not copied] being applied, or if set in motion by abnormal means, its stoppage would cause [pressure?]-- Is a string telehone a graph?-- Is the [spar?] vessel a telegraph?-- Is it telegraphic communicaiton for one man to `holler' across a ten-acre-lot to another man? If so, then the Post Office has got you-- Batchelor is having made the four diaphragm instrument-- We shall also send yo one of the paper speaker telephones made by Murray We are also making you [some?] telephones to work by [?] instead of Chalk.-- [He] will also attend to the [] request relating to Insts experiments etc.-- The first ater-chalks that we made are as loud [] we have wet them [] this evidently shows [as?] you truly remark that [if?] the chalk is the good chalk it is good for all time" if occasionally wet.




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Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
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