Old books are robust, but they have three enemies: sunlight, damp and being squeezed. Keep them out of direct sun, away from outside walls and loosely upright on the shelf.
Lift a book from the shelf by the middle of its spine, never by the top edge. And read them: books that are opened and enjoyed tend to be the ones that are looked after.
A demo article for the Foliowick theme. The books mentioned are fictional.
