John Jeffries
1744 – 1819 United States
balloonistmeteorologistphysicianphysicistsurgeon
Who was John Jeffries?
Boston physician, scientist, and military surgeon
Biographical data adapted from Wikipedia’s article on John Jeffries (CC BY-SA 4.0).
Boston physician, scientist, and military surgeon
Biographical data adapted from Wikipedia’s article on John Jeffries (CC BY-SA 4.0).