"What hath God wrought" was sent from Washington D.C. to Baltimore, MD on May 24, 1844, the first message sent by what new technology?
Morse Telegraph Electrical telegraphy Telegraph line Electronic telegraph Electrical telegram Morse telegraph Electric Telegraph Electrical telegraph Wheatstone-Cooke system Magnetic telegraph Electric telegraph Electromagnetic telegraph The electrical telegraph Telegraphic address
electromagnetic telegraph magnetic telegraph electric telegraph morse telegraph telegraph line wheatstone cooke system electrical telegraph electrical telegram electrical telegraphy electronic telegraph telegraphic address
electrical telegraph
WikipediaEntity
The electrical telegraph