A practical treatise on variola ovina, or small-pox in sheep, containing the history of its recent introduction into England; with the progress, symptoms, and treatment of the disease ... / [James Beart Simonds].
- Simonds, James Beart.
- Date:
- 1848
Licence: Public Domain Mark
Credit: A practical treatise on variola ovina, or small-pox in sheep, containing the history of its recent introduction into England; with the progress, symptoms, and treatment of the disease ... / [James Beart Simonds]. Source: Wellcome Collection.
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![subject or the cow, and thus destroy the virulence of the virus.” And again, he says, “as it is found that the vaccination of sheep gives immunity, so likewise does the ovination of man render him secure against the small-pox.” On a matter of so much importance as this, more especially as the experiments adopted in this country have been unattended with success, we shall not hesi- tate to subjoin copious extracts from the writings of the same authority. <“ The first time,” says he, “ that I saw the small-pox in sheep, was in 1804, when pass- | ing through Capua, in the kmgdom of Naples, my at- tention was directed to seven sheep which a man was driving into a butcher’s shop, and which had such a dejected appearance, that I stopped to examine them. Having satisfied myself that the animals were affected with variola, I carefully collected some of the virus from the finest pustules [?] with the intention of ex- perimenting with it as early as possible. On Christmas day of the same year, on my way home, I called on Dr. Legni, of Cattolica, and informed him of my wish : he procured six children, and these we inoculated with the ichor, which was still fluid. For the sake of com- parison, two other children were vaccinated with genuine lymph. A month afterwards Dr. Legni in- formed me that all the cases had gone on in the ordinary way, and that he had not observed any marked dif- ferences between the effects produced by the vaccine and those of the ovine inoculation. He also stated that he had since used the ovine lymph on nearly 300 children with the most complete success.” “‘ IT subsequently determined to inoculate two chil-](https://iiif.wellcomecollection.org/image/b33098542_0168.jp2/full/800%2C/0/default.jpg)
