Pencil Does Not Fade
A cursory search on the internet shows most people stating as fact, “Writing in pencil will fade over time.” Rather than trust the opinion of some random dude on Yahoo Answers who hasn’t even read an article on the subject, I thought I would ask some people who could give me better direction. So I contacted the National Archives. They were happy to answer my questions quickly and provide helpful references. After a few email exchanges with people who spend their time in historic documents, here is the bottom line for those wondering if writing in pencil will fade.