Description:Harmon Killebrew autographed c.1980s Minnesota Twins professional model hat. Classic style done in deep blue with red/white "TC" logo embroidered on front. "New Era+Major League Pro Model" tag on interior sweat band along with MLB silhouetted batter logo and partial/faded size tag. Extremely strong usage wear evident throughout. Killebrew has signed the underside of the brim in marker rating 8 out of 10 below a fading "3" written in period ink/marker. Includes auction LOA from JSA: Hat EX, Sig. NM