Sneak Past

You wait until the janitor has gone, sneak a look around, and then quickly duck under the cordon into the messed-up aisle.  You can see little hoofmarks and snout-prints everywhere.  One chewed-up piece of paper catches your interest, though:

"Many keen researchers have suggested that the founder of Gravity Falls was not Nathaniel Northwest.  Although this has never been conclusively proven, it is likely that the real truth can be found the town itself, which has a reputation for well-kept secrets which can only be turned up by the keenest of searchers.  In fact"

The slobber and chew marks prevent you from reading the rest of the page.

Shrugging, you leave the library.