I'm sure I'm not the first to notice this, but the UV image looks like two different sets of handwriting. Look at the A and G letters, and compare the letter M on the bottom line to the other M's. The bottom M slants to the right, the top ones to the left.
https://news.ycombinator.com/item?id=7913942
http://www.smithsonianmag.com/history/the-body-on-somerton-b...