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{{short description|American physician and scientist (1744–1819)}}{{other people}}{{Use British English|date=July 2014}}{{Use dmy dates|date=March 2021}}

factoids

| birth_place = Boston1819162df=y}}| death_place = Boston| resting_place = Granary Burying Ground| resting_place_coordinates = | nationality = American| other_names = balloon (aircraft)>ballooning| education = Harvard College, University of Aberdeen| employer = British Army| occupation = physician, surgeon| title = Surgeon General of British Forces in North America 1776–1780| height = | term = | predecessor = | successor = | party = | boards = | spouse = Sarah Jeffries (nee Rhoads) – m.1770 and d. 1780; Hannah Jeffries (nee Hunt) m 1787| partner = | children = 2| relatives = | signature = | website = | footnotes = }}John Jeffries (5 February 1744 – 16 September 1819 using Old Style Dating, 5 February 1745 – 16 September 1819 using New Style){{Harvnb|Channing|1820|p=63}}{{Harvnb|Channing|1820|p=70}}WEB, Massachusetts Historical Society, Jeffries Family Papers,weblink was an American physician, scientist, and military surgeon with the British Army in Nova Scotia and New York during the American Revolution. He is best known for accompanying French inventor Jean-Pierre Blanchard on his 1785 balloon flight across the English Channel.

Biography

(File:Coat of Arms of John Jeffries.svg|175px|thumb|left|Coat of Arms of John Jeffries)Born in Boston, Jeffries graduated from Harvard College [Class of 1763] and obtained his medical degree at the University of Aberdeen. Dr. Jeffries played a role in the trial for the Boston Massacre as a witness for the defense.WEB,weblink The Summary of the Boston Massacre Trial, Boston Massacre Historical Society, 28 October 2012, He was the surgeon for Patrick Carr,WEB,weblink Doctor John Jeffries, CelebrateBoston.com, 28 October 2012, who was one of the Americans shot during that incident.Between 1771 through 1774 Jeffries was a surgeon on board a squadron of British ships in Boston Harbor and helped the wounded British soldiers on 17 June 1775 at the Battle of Bunker Hill.BOOK, Unknown, Unknown, The American Quarterly Register, 13, American Education Society, 1841, 53, Jeffries is credited with being among America's first weather observers. He began taking daily weather measurements in 1774 in Boston, as well as taking weather observations in a balloon over London in 1784. National Weatherperson's Day is celebrated in his honor on 5 February, his birthday.February 5 is National Weatherperson's Day The Archives and Special Collections at Amherst College holds a collection of his papers, including a letter he dropped from the balloon during his historic flight, considered the oldest piece of airmail in existence.Jeffries Air-Mail Letter Collection {{Webarchive|url=https://web.archive.org/web/20100621030318weblink |date=21 June 2010 }}.He fled to Halifax, Nova Scotia in 1776 and later to England 1779, and was employed by the Crown during this time.In 1785, Jeffries and Jean-Pierre Blanchard crossed the English Channel in a balloon, becoming the first human beings to cross the Channel by air.BOOK, Morison, Samuel Eliot, Samuel Eliot Morison, 1965, The Oxford History of the American People, New York, Oxford, 286, WEB,weblink 1785: Across the English Channel in a balloon, The History Channel, 27 May 2018, Jeffries lived in England from 1779 to 1790. Despite being named in the Massachusetts Banishment Act, he returned to private practice in Boston, staying there until his death in 1819. His son John Jeffries II (1796–1876) was an ophthalmic surgeon and co-founded the Massachusetts Charitable Eye and Ear Infirmary.

Notes

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References

• BOOK, Channing, Walter, 1820,weblink The New-England Journal of Medicine and Surgery: And Collateral Branches of Science, 9, Wells and Lilly,

External links

• weblink" title="web.archive.org/web/20100714214532weblink">John Jeffries Papers at Houghton Library, Harvard University
• John Jeffries Air-Mail Letter Collection from the Amherst College Archives & Special Collections

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