Samuel Morse sends the message "What hath God wrought" (a biblical quotation, Numbers 23:23) from a committee room in the United States Capitol to his...

Samuel Morse sends the message "What hath God wrought" (a biblical quotation, Numbers 23:23) from a committee room in the United States Capitol to his assistant, Alfred Vail, in Baltimore, Maryland, to inaugurate a commercial telegraph line between Baltimore and Washington D.C.