The Dangers of Libraries

One of the things I've always loved about Call of Cthulhu is that an Investigator's most potent weapon in the battle against the forces of the Mythos is often his Library Use skill. Of course, libraries aren't without their own dangers, as anyone who's ever stumbled across a copy of Das Buch von den unaussprechlichen Kulten while perusing the stacks of the Bibliotheca Albertina can tell you.

And then there's the ever-present danger of the Formless Spawn of Tsathoggua, as this advertisement from White Dwarf #59 helpfully reminds us ....