Allan Balliett wrote:
 >Thanks for the post. Unfortunately, none of the links lead to the paper nor
 >can I google such work by the referenced scientist

https://web.archive.org/web/20130408135434/http://www.mcmaster.ca/research/sciencecity/globe-article_poinar.htm

https://web.archive.org/web/20150427210612/http://www.paleohacks.com/fiber/paleolithic-fiber-consumption-989