Anthropodermic bibliopegy performed, or collected by medical doctors, who have access to cadavers, sometimes those of executed criminals, such as the case of John Horwood in 1821 and the Red Barn Murder in 1828. Another tradition, with less supporting evidence, is that books of erotica or the occult have been bound in human skin. The Royal College of Surgeons of Edinburgh preserves a notebook bound in the skin of the murderer William Burke after his execution and subsequent public dissection by Professor Alexander Monro in 1829. What Lawrence Thompson called "the most famous of all anthropodermic bindings" is exhibited at the Boston
Murder for body parts cases compared to years elsewhere) led several renowned doctors to state that the statistics and transplant rates seen would be impossible without access to a very large pool of pre-existing donors already available on very short notice for hearts and other organs; several governments also established restrictions intended to target such a practice. China denied such practices. Historically, anatomy murders took place during the earlier parts of modern Western medicine. In the 19th century, the human body was still poorly understood, but fresh cadavers for dissection and anatomical study were sometimes difficult to obtain. Mortuaries remained the most common source,