Thawj xov tooj hauv Tebchaws Meskas tau xa los ntawm Morse rau 11 Lub Ib Hlis 1838, hla ob mais (3 km) ntawm cov xaim ntawm Speedwell Ironworks ze Morristown, New Jersey, txawm hais tias Nws tsuas yog tom qab ntawd, xyoo 1844, nws tau xa cov lus "VAJTSWV TXOJ CAI" hla 44 mais (71 km) ntawm Capitol hauv Washington mus rau lub qub Mt.
Thaum twg tau xov tooj siv ntau?
Telegrams mus txog lawv qhov chaw siab tshaj plaws hauv xyoo 1920 thiab 1930s thaum nws pheej yig dua xa xov tooj ntau dua li hu xov tooj deb.
Thaum twg telegrams tso tseg?
Txhua xyoo 1960 thiab 1970s kev siv xov tooj tau poob qis, nrog ib ncig ntawm 10 lab xa tawm txhua xyoo nyob rau nruab nrab-1960s. Yog li ntawd, lub Post Office tau txiav txim siab nyob rau hauv 1977 kom tshem tawm qhov kev pabcuam.
Thaum twg tau xa xov tooj thawj zaug?
Ntawm Tsib Hlis 24, 1844, Samuel F. B. Morse tau xa thawj cov xov tooj tshaj tawm ntawm txoj kab sim los ntawm Washington, DC, mus rau B altimore. Cov lus, muab los ntawm Vaj Lug Kub Npaiv Npaum, Xwm Txheej Taug Kev 23:23 thiab sau rau hauv daim kab xev, tau hais rau Morse los ntawm Annie Ellsworth, tus ntxhais hluas ntawm ib tug phooj ywg.
xov tooj xyoo twg?
Hauv Tebchaws Meskas, Western Union kaw nws qhov kev pabcuam xov tooj hauv 2006.
