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Interested in disability history? Check out what happened Today in AT History!

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Health & Safety

  • William Withey Gull, English physician, first describes the clinical signs of syringomyelia, a disorder in which a cyst or tubular cavity forms within the spinal cord which can lead to paralysis if untreated.
  • Hermann Snellen, a Dutch ophthalmologist, introduced the Snellen chart to study visual acuity.


Births

  • May 23 - William Ellsworth Hoy - American baseball player. First deaf player in the major leagues. He taught his teammates signs which some have become useful for umpires throughout the world like “calling balls” and “strikes”.[1]
  • July 2 - William Henry Bragg - Bragg won the Nobel Prize in Physics for his work in determining crystalline structures using x-rays. This discovery was crucial to the work of Dorothy Crowfoot Hodgkin, who solved the structures of cholesterol, vitamin B12, penicillin, and insulin.[2],[3]


References

  1. "Anniversaries." The Red Notebook. Friends of Libraries for Deaf Action. Accessed on February 28, 2008.
  2. "William Bragg Biography." (1915) Nobel.org. The Nobel Foundation. Accessed on July 2, 2008.
  3. "Dorothy Crowfoot Hodgkin - Biography." (1964) The Nobel Foundation. Accessed on July 2, 2008.