PUBLISHED April 28, 2021 in PublicDomainReview.org Illustration of the cow-poxed, ox-faced boy, an example of some proclaimed bovine side effects of the smallpox vaccine, as featured in Dr William Rowley's Cow-Pox Inoculation (1805) — Source. The ox-faced boy who stared out from the opening page of Dr William Rowley’s pamphlet possessed strangely elongated eyes, one bloodshot and one... Continue Reading →