The Encyclopedia was a book that contained information about numerous subjects.
Acquisition[]
Found inside a Man-Eating Snake on Plunder Island. It is one of the only items that Guybrush keeps from the Snake after he loses the majority of the snake items from dropping into quicksand.
Usage[]
When Guybrush examines it, the majority of the pages were hard to read, due to being in the snake. However, the only thing able to to be read was the definition of a compass.