Jin Yin Hua's Portraits of American Presidents on Human Hair.
Micro-artist Jin Yin Hua has painted portraits of US presidents on a single strand of human hair no more than half an inch in length! Above are the magnified portraits of the last four preside...
https://www.neatorama.com/2006/04/05/jin-yin-huas-portraits-of-american-presidents-on-human-hair/