July 20

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Contents 1 Government & Advocacy 2 Births 3 Deaths 4 References

Government & Advocacy

• 1893 - The fourth national convention of the National Association of the Deaf opens in Chicago, Illinois. A resolution is past opposing pure oralism as a universal means of instruction of the deaf.^[1]

• 1968 - The first Special Olympics is held at Soldier Field in Chicago, Illinois.^[2]

Births

• 1851 - Arnold Pick - German neurologist and psychiatrist, first described Pick's Disease, a rare and fatal degenerative disease of the nervous system that has major overlaps with Alzheimer's presenile dementia.^[3]

Deaths

• 1870 - Albrecht von Graefe - German oculist. His two most important discoveries were his method of treating glaucoma and a new operation for cataract. He was also famous for describing homonymous hemianopsia, a type of partial blindness. The eponymous "Graefe's sign" is associated with Graves-Basedow disease.

References

1. ↑ "Timeline." National Association of the Deaf. Accessed on February 28, 2008.
2. ↑ "Special Olympics founder still working after 40 years." USA Today. July 16, 2008. Accessed on August 11, 2009.
3. ↑ http://www.whonamedit.com/doctor.cfm/1100.html