The video below will explain how to tell if older stock certificates hold any value and what you can use them for.
The most efficient way to obtain your answers about these old share certificates is to bring them to your local bank. The bank will be able to check at them and inform you how much they are worth. If you are planning to sell them, If you want to, you can sell them as they don’t belong to the person you. Keep in mind that you’ll be required to assess tax on them when they’re transferred.