Stories seep out of a Victorian forgery case. Thousands of nineteenth-century medieval forgeries were called Billy and Charleys after their authors' first names; last names remain uncertain. These two Londoners fabricated fake-medieval artifacts, then sold them to collectors: medals, figures, coins, and more.
Billy and Charley were illiterate, apparently, so when they inscribed letters, individually copied from other sources, the results appeared cryptic (I'm worried about museum copyright, so just click here). Like the Codex Seriphianus, one could build up pieces of a storied world by working through these.
The process of debunking the Billy and Charleys is another set of stories. There's the courtroom drama, for one. Or the not quite legal detective work of one Charles Reed:
And there's the afterlife of hoaxes, when the debunked materials return to circulation: