http://www.nytimes.com/2011/10/25/science/25code.html?ref=science
Click the Found in Translation link. It’s pretty amazing the way they went about decipher the text.
So, the latin letters are actually spaces put there to throw people off. Probably pretty hard to figure that one out. Though I think people still made educated guesses before feeding it to the computer. When they finally cracked the code, the most important guess was their the text is probably written in German. So if it’s some code where no one speaks the language any more, I wonder if they will be able to decipher its meaning.
So… a secret society fascinated with eye surgery and ophthalmology eh? Wonder who were their patients.