Carbon 14 dating and the shroud of turin
Although contested by some fellow archaeologists, this publication of the findings obviously fired the imaginations of more than a billion people.
Further, the thread had been spun by hand indicating a production of the cloth ante c. This – and much more evidence – led to the famous conclusion reached by Meacham in 1983, by which the authenticity of the shroud of Turin was deemed to be highly probable.
Following this, the Pope instructed the people at Lirey not to present the cloth as the actual shroud of Christ, but rather as an image or representation of it.
Later studies of historical sources from the 13 century were however able to document that the written sources concerning the shroud attested to its presence in Constantinople before 1204 and perhaps even earlier.
However, in a recent article (2016) a group of Italian scientists have argued for renewed studies since – as they write – significant advancements have been made over the last 30 years in the development of serological and molecular tools, as well ad in microscopy techniques. By Geoffroi de Charny, Elspeth Kennedy (Translator) and Richard W.
This might prove useful in finally deciding whether the blood used or imprinted on the cloth is in fact human and not animal (a question on which the jury is apparently still out). In History Today 2014, Vol 64, No 11  Autour du Saint Suaire et de la collégiale de Lirey (Aube) By Alain Hourseau.