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  • Johann Friedrich Horner describes eye disorder (small pupil, droopy eyelid) later to be called "Horner's syndrome"


  • November 23 - Valdemar Poulsen - Danish Engineer. Poulsen invented the telephone answering machine which used magnetic recording which was invented a few years earlier by Oberlin Smith.[2]
  • December 24 - Walter Babcock Swift - Laryngologist. Swift specialized in speech defects and was the founder of the National Society for the Study and Correction of Speech Disorders which existed from around 1918 to 1931.[3]


  • July 18 - Laurent Clerc - American teacher and leader. Deaf. First deaf teacher in America and a role mentor of many successful deaf teachers and leaders. One of the three co-founders of American School for the Deaf.[4]


  1. Distinguished Women of Past and Present: Alice Hamilton. Danuta Bois. Accessed February 12, 2008.
  2. Allen, Bob. "100 YEARS OF MAGNETIC RECORDING: POULSEN'S PATENT." Association of Motion Picture Sound. 1998. Accessed on March 13, 2008.
  3. "Walter Babcock Swift". Homepage of Judith Felson Duchan. February 21, 2008. Accessed on March 7, 2008.
  4. "Anniversaries." The Red Notebook. Friends of Libraries for Deaf Action. Accessed on February 28, 2008.