John Jeffries
Encyclopedia
John Jeffries was a Boston
physician, scientist, and a military surgeon with the British Army
in Nova Scotia
and New York
during the American Revolution
. Born in Boston, Jeffries graduated from Harvard College
and obtained his medical degree at the University of Aberdeen
. He is best known for accompanying Jean-Pierre Blanchard
on his 1785 balloon
flight across the English Channel
. Dr. Jeffries also played a large role in the trial for the Boston Massacre
as a witness for the defense. He was the surgeon for Patrick Carr
, who was one of the Americans shot during that incident.
Jeffries is also 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 February 5, his birthday. 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.
He lived in England
from 1776 to 1790 and return to private practice until his death in Boston in 1819. His son John Jeffries II (1796-1876) was an ophthalmic surgeon and co-founded the Massachusetts Charitable Eye and Ear Infirmary
.
Boston
Boston is the capital of and largest city in Massachusetts, and is one of the oldest cities in the United States. The largest city in New England, Boston is regarded as the unofficial "Capital of New England" for its economic and cultural impact on the entire New England region. The city proper had...
physician, scientist, and a military surgeon with the British Army
British Army
The British Army is the land warfare branch of Her Majesty's Armed Forces in the United Kingdom. It came into being with the unification of the Kingdom of England and Scotland into the Kingdom of Great Britain in 1707. The new British Army incorporated Regiments that had already existed in England...
in Nova Scotia
Nova Scotia
Nova Scotia is one of Canada's three Maritime provinces and is the most populous province in Atlantic Canada. The name of the province is Latin for "New Scotland," but "Nova Scotia" is the recognized, English-language name of the province. The provincial capital is Halifax. Nova Scotia is the...
and New York
New York
New York is a state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and Pennsylvania to the south, and by Connecticut, Massachusetts and Vermont to the east...
during the American Revolution
American Revolution
The American Revolution was the political upheaval during the last half of the 18th century in which thirteen colonies in North America joined together to break free from the British Empire, combining to become the United States of America...
. Born in Boston, Jeffries graduated from Harvard College
Harvard College
Harvard College, in Cambridge, Massachusetts, is one of two schools within Harvard University granting undergraduate degrees...
and obtained his medical degree at the University of Aberdeen
University of Aberdeen
The University of Aberdeen, an ancient university founded in 1495, in Aberdeen, Scotland, is a British university. It is the third oldest university in Scotland, and the fifth oldest in the United Kingdom and wider English-speaking world...
. He is best known for accompanying Jean-Pierre Blanchard
Jean-Pierre Blanchard
Jean-Pierre Blanchard , aka Jean Pierre François Blanchard, was a French inventor, most remembered as a pioneer in aviation and ballooning....
on his 1785 balloon
Balloon
A balloon is an inflatable flexible bag filled with a gas, such as helium, hydrogen, nitrous oxide, oxygen, or air. Modern balloons can be made from materials such as rubber, latex, polychloroprene, or a nylon fabric, while some early balloons were made of dried animal bladders, such as the pig...
flight across the English Channel
English Channel
The English Channel , often referred to simply as the Channel, is an arm of the Atlantic Ocean that separates southern England from northern France, and joins the North Sea to the Atlantic. It is about long and varies in width from at its widest to in the Strait of Dover...
. Dr. Jeffries also played a large role in the trial for the Boston Massacre
Boston Massacre
The Boston Massacre, called the Boston Riot by the British, was an incident on March 5, 1770, in which British Army soldiers killed five civilian men. British troops had been stationed in Boston, capital of the Province of Massachusetts Bay, since 1768 in order to protect and support...
as a witness for the defense. He was the surgeon for Patrick Carr
Patrick Carr
Patrick Francis Carr was an early Irish immigrant to the United States as well as the fifth and final victim of the Boston Massacre. He was buried on March 17, 1770, two weeks after the aforementioned event occurred, in the Granary Burying Ground, one of Boston's oldest burial grounds. Carr's...
, who was one of the Americans shot during that incident.
Jeffries is also 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
National Weatherperson's Day
National Weatherperson's Day, also known as National Weatherman's Day, is a holiday observed on February 5 primarily in the United States. It recognizes individuals in the fields of meteorology, weather forecasting and broadcast meteorology, as well as volunteer storm spotters and observers...
is celebrated in his honor on February 5, his birthday. The Archives and Special Collections at Amherst College
Amherst College
Amherst College is a private liberal arts college located in Amherst, Massachusetts, United States. Amherst is an exclusively undergraduate four-year institution and enrolled 1,744 students in the fall of 2009...
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.
He lived in England
England
England is a country that is part of the United Kingdom. It shares land borders with Scotland to the north and Wales to the west; the Irish Sea is to the north west, the Celtic Sea to the south west, with the North Sea to the east and the English Channel to the south separating it from continental...
from 1776 to 1790 and return to private practice until his death in Boston in 1819. His son John Jeffries II (1796-1876) was an ophthalmic surgeon and co-founded the Massachusetts Charitable Eye and Ear Infirmary
Massachusetts Eye and Ear Infirmary
Massachusetts Eye and Ear Infirmary, known locally as Mass. Eye and Ear, is a specialty hospital providing patient care for disorders of the eye, ear, nose, throat, head and neck. Founded in 1824, MEEI is an international leader in Ophthalmology and Otolaryngology research and a teaching partner of...
.