Rare FL Company Brick Stamper Found | Late 1800s Discovery Talk about a way to start the day we just pulled out a rare FL Company stamped brick in incredible condition. 💥 This heavy hitter likely dates to the late 1800s or early 1900s, and the stamping is some of the clearest we’ve ever seen. While at first it looked like it could be a Louisville Fire Brick Company piece, the “FL” marking sets it apart and the exact origin may still be a mystery worth researching. 👉 Finds like this connect us