A recently published Baconian Cipher candidate seems to also be one of the best so far. It is one of those that, in itself, nearly proves Bacon's Authorship of the Shakespeare works. It was found in the second page of The Epistle Dedicatorie in the First Folio, published in 1623. We know that whoever the author or authors were of this Epistle that he/they drew upon the ancient Roman historian Pliny. Near the end of it the researcher realized that the wording was not only suggestive of a possible hidden allusion or cipher but also it didn't really make sense the way it phrased. Here are two of the key sentences:
"And the most, though meanest, of things are made more precious, when they are dedicated in Temples. In that name therefore, we most humbly consecrate to your H.H. these remaines of your servant Shakespeare."
First, here's an image of the relevant text: