Lost collection of rare vintage baseball cards including a signed card, possibly left on a park bench in Lawton.

I lost a collection of rare vintage baseball cards while walking my dog in the park around Lawton. The collection includes cards from the 1950s, some in near-mint condition, as well as a signed card by a famous player. I remember sitting down on a bench to take a break and may have left the case behind. If anyone finds it, please reach out. I’ve been collecting for years and these cards mean the world to me.