
oorin ezz. maram

americayileyum canadayileyum telegraph vyavasaayathinte aadyakaala thudakkakkaaril oraalaayirunnu oorin square wood (desember 14,1817-juun 22,1909).
baltimore-washington telegraph laininte nirmmaanatthil saamuval morsine sahaayicha ezra cornellinte bhaaryasahodaranaaya wood 1844 augustil oru telegraph oopparettaraayi niyamikkappedukayum morsinte aadya vidyaarthiyaayirunnu. 1845-ll cornell, mozhs, mattullavar ennivarumaayi chernnu magnetic telegraph kambaniyude sthaapakaril oraalaayirunnu addeham. newyorkkile lover manhattanil oru telegraph exhibition sthaapikkaan addeham sahayichu, koodaathe 1845-ll newyorkkile yoottikkayil nadanna newyork stettu fairil pradarshanathinaayi oru mile line nirmmichu. vadakke amerikkayil telegraph athivegam vikasichathinte thudakkamaaya 1846-nte thudakkathil thuranna albani, newyork, eutica ennivaykkidayilulla laininte nirmmaanathinum addeham melnottam vahichu. 1846 avasaanathode addeham newyork nagaratthil aadyathe vaanijya telegraph oafees thurannu. 1847 ll, puthuthayi roopeekaricha montriyal telegraph kambaniyude presidentaayi addehathe niyamichu, athu torrentoilekkum cubec nagaratthilekkum thudarnnu newyorkkilekkum athivegam lineukal sthaapichu. 1866 vare addeham aaa kambaniyil thudarnnu, visconsin pradeshathu kurachu varshathe adhika joliyethudarnnu ganyamaayi viramichu. ippol mcgill sarvakalaashaalayude udamasthathayilulla montriyalile oru bhavanamaaya dugan house 1861 ll maram kondaanu nirmmichathu.
1817 desember 14 nuu newyorkkile sherbernil janicha wood 1909 juun 22 nuu 91 aam vayassil newyorkkile turneril vachu antharichu. mozhs, alfred weyl, cornell enniva deerghakaalamaayi vivarichirunna addeham thante avasana varshangalile "jeevichirikkunna ettavum praayam koodiya telegrapher" aayi ariyapettu.