Edward Jenner humans a cowpox vaccine against smallpox. For example, Dorset farmer Benjamin Jesty successfully vaccinated and presumably induced immunity with cowpox in his wife and two children during a smallpox epidemic in 1774, but it was not until Jenner's work that the procedure became widely understood. Jenner may have been aware of Jesty's procedures and success. A similar observation had also been made in France by Jacques Antoine Rabaut-Pommier in 1780. Noting the common observation that milkmaids were generally immune to smallpox, Jenner postulated that the pus in the blisters that milkmaids received from cowpox (a disease similar to smallpox, but
Frank Jenner years old. Once Jessie had recovered from her illness, they returned to Sydney on SS "Oronsay". Jenner would normally wake up to pray at 5 am each day. In the 1940s, Jenner left the Glanton Brethren and joined the Open Brethren. For the rest of his life, Jenner attended Open Brethren churches: one on Goulburn Street in Sydney and the other in Bexley, New South Wales. At these churches, people did not understand what narcolepsy was and thought that Jenner was consistently falling asleep during services because he lacked respect for God. The church on Goulburn Street also disapproved of