If you want to find only some torn pages, then just open the books randomly until you find... some torn pages.
If you have to do actual real work, and you really have to find all torn pages, then your only chance is to go one-by-one carefully and inspecting them all.
A trick which is actually quite impossible to implement in real life, is to turn always ...
Both the items you wish to store have power cords.
The items are quite light and can be hung (vertically) from 'S' shaped hooks from the shelf you show. Many if not all hair stylist powered tools have a hole molded into the appliance end of the cord for hanging.
If your tools do not have such a hole, a wire loop can be made and attached to the cord.