Smallpox 1718. In 1721, Cotton Mather and colleagues provoked controversy in Boston by inoculating hundreds. In 1796, Edward Jenner, a doctor in Berkeley, Gloucestershire, rural England, discovered that immunity to smallpox could be produced by inoculating a person with material from a cowpox lesion. Cowpox is a poxvirus in the same family as variola. Jenner called the material used for inoculation vaccine, from the root word "vacca", which is Latin for cow. The procedure was much safer than variolation, and did not involve a risk of smallpox transmission. Vaccination to prevent smallpox was soon practiced all over the world. During the
Frederick Wells (cricketer, born 1796) Frederick Wells (cricketer, born 1796) Frederick Wells (1 July 1796 – 27 January 1849) was an English cricketer. Wells was a right-handed batsman who bowled right-arm underarm medium. He was born at Dorking, Surrey. Wells made his first-class debut for Surrey against Kent at Sevenoaks Vine in 1828. The following season he made a single first-class appearance for England against Sussex, before making a single first-class appearance each the following season for the Gentlemen of Kent against the Marylebone Cricket Club and for the Marylebone Cricket Club against Suffolk. He made his debut for Sussex against England in 1832. His