Smallpox vaccine Smallpox vaccine Smallpox vaccine, the first successful vaccine to be developed, was introduced by Edward Jenner in 1796. He followed up his observation that milkmaids who had previously caught cowpox did not later catch smallpox by showing that inoculated cowpox protected against inoculated smallpox. Dryvax is a freeze-dried calf lymph smallpox vaccine. It is the world's oldest smallpox vaccine, created in the late 19th century by American Home Products, a predecessor of Wyeth. By the 1940s, Wyeth was the leading US manufacturer of the vaccine and the only manufacturer by the 1960s. After world health authorities declared smallpox had been
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