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Howard T. Ricketts
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Howard T. Ricketts: References & Edit History

Article Contributors

Primary Contributors

Other Encyclopedia Britannica Contributors

Article History

Type Description Contributor Date
Anniversary information added. Apr 30, 2024
First paragraph modernization. Apr 04, 2024
Anniversary information added. Feb 05, 2024
Corrected reference to the year of Ricketts's death in the last paragraph. Jan 19, 2024
Add new Web site: Official Site of the Howard Taylor Ricketts Laboratory. Jan 03, 2011
Add new Web site: MedicineNet.com - Biography of Howard T. Ricketts. Jan 03, 2011
Article added to new online database. Jul 20, 1998
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