Description:Johnny Callison attributed autographed 1966 Philadelphia Phillies professional model hat. Wilson "Professional Cap" size 7 Phillies hat with "JWC" date code stamped under the band, and #6 written under the brim. Callison signed the hat in black marker. Signature rates 8 out of 10. Staining to the "P" and around the sweatband. Includes LOA from Hunt Auctions: EX