Here’s what I can tell you based on the name and common font naming patterns:
Stahls 39—Varsity Medium: The Ultimate Collegiate Typeface Guide Stahls 39--varsity Medium Free Font
However, there is a legal gray area. Stahls' fonts are technically copyrighted. What most people actually download is a or a similarly named open-source variant. The most famous substitute? The "Varsity Regular" or "Varsity Classic" fonts available on free font repositories. Here’s what I can tell you based on
So go ahead—design that jacket, print that banner, and swing for the fences. print that banner