» Morse, Samuel F. B. Short biography from the National Inventors Hall of Fame. http://www.invent.org/hall_of_fame/106.html
» Samuel F. B. Morse Papers at the Library of Congress Images of highlights from this large collection, family tree, life chronology, and articles about the invention of the telegraph and Morse's efforts in the arts, politics, and photography. http://memory.loc.gov/ammem/sfbmhtml/sfbmhome.html
» Signature of the Father Gives a detailed account of the last telegraph message sent by Samuel Morse during a tribute in his honor in New York City, June 10, 1871. http://www.telegraph-history.org/samuel-morse/signature.html
» The Life of Samuel F. B. Morse Facsimile of Samuel Irenæus Prime's 1875 book. http://quod.lib.umich.edu/cgi/t/text/text-idx?c=moa;idno=AGY3827