Alexander Graham Bell invents the first crude metal detector.
Edward Leveaux patents the automatic player piano.
James Garfield president of the USA 1881. James Garfield wounded by assassin's bullet on 3 Jul 1881 and dies 19 Sep 1881.
Chester A. Arthur president of the USA 1881-1885. Chester A. Arthur, vice president under James Garfield, sworn in as president upon the death of Garfield.