Edward Jenner of Sciences in 1806. In 1803 in London, he became president of the Jennerian Society, concerned with promoting vaccination to eradicate smallpox. The Jennerian ceased operations in 1809. Jenner became a member of the Medical and Chirurgical Society on its founding in 1805 (now the Royal Society of Medicine) and presented several papers there. In 1808, with government aid, the National Vaccine Establishment was founded, but Jenner felt dishonoured by the men selected to run it and resigned his directorship. Returning to London in 1811, Jenner observed a significant number of cases of smallpox after vaccination. He found that in
Henry Jenner of the language used in West Cornwall in the 18th century, although his pupil Robert Morton Nance would later steer the language revival towards mediaeval Cornish. At a time when many people thought the Cornish language had died Jenner observed In 2010, Michael Everson published a new edition entitled "Henry Jenner's Handbook of the Cornish Language", which contains modern IPA phonetic transcriptions to make clear to modern readers what phonology Jenner was recommending. The book also contains three essays written by Jenner thirty years prior to the 1904 publication, as well as some examples of a number of Christmas and