摩斯所描繪的電報鐵路，比小馬快遞的速度更快

出處: Morse, Samuel Finley Breese. "Samuel F. B. Morse's colored sketch of railway telegraph, ca. 1838 (Samuel Finley Breese Morse Papers)." ca. 1838. Words and Deeds in American History: Selected Documents Celebrating the Manuscript Division's First 100 Years Library of Congress.