"from JBM to JWH": this refers to the Chuck Yeager hat, you need to answer quickly. It refers to being a quick draw: "Court records show John Wesley Hardin was carrying a Colt "Lightning" revolver when he was shot and killed
on August 19, 1895. The Colt, (with a .38 caliber, 2½" barrel) is nickel-plated, with blued hammer, trigger and screws. The back-strap is hand-engraved: "J.B.M. TO J.W.H.""