I got this really nice book for xmas..?

but i don't know what to use it for it's brown and has the 2 charmed signs on it the triquetra and that chandelier short of shape all down the ( the triquetra is on the front) idon'tt want to ruin it but it is all plain paper in it like the kind of paper thats in the book of shadows .. help please i want to use it but dont want to ruin it..