You might be surprised how much value hides on your shelves; a worn spine or a yellowed dust jacket can sometimes equal ...

Thrift stores can often hide overlooked literary treasures. Knowing which details matter will turn an ordinary shelf scan ...

Add Yahoo as a preferred source to see more of our stories on Google. Davide Ronfini / EyeEm via Getty Images If you happen to have one of these rare comic books, you may have a super-sized fortune on ...