John Jeffries: physician and balloonist.
D000401:Aircraft / Q000266:history*; D004739:England; D013502:General Surgery / Q000266:history; D049671:History, 18th Century; D049672:History, 19th Century; D008887:Military Medicine / Q000266:history; D010139:Pacific Islands; D010678:Philately; D014481:United States