In 1984 the doors to Cooperstown opened up and Harmon took his rightful place amongst the game’s all-time elite. We offer the very pin, only presented to inductees upon their entrance into the National Baseball Hall of Fame. worn on Killebrew’s lapel that day, . The 10K gold pin has raised lettering on front that reads, “Hall Of Fame,” above a silver baseball and raised diamond design. The back is engraved, “Harmon Killebrew-1984,” in block letters along with a “10K” stamping. Measures 5/8”, missing closure. EX-MT. Originally obtained directly from Harmon Killebrew and later part of the Charlie Sheen Collection.