Gateway commemorative cover, 9.5 x 4.25, bearing a color cachet honoring the 12 living members of the 3000 Hit Club, signed in blue ballpoint by all 12 members: Pete Rose, Hank Aaron, Carl Yastrzemski, Stan Musial, Willie Mays, George Brett, Robin Yount, Rod Carew, Lou Brock, Al Kaline, Dave Winfield, and Eddie Murray. In very fine condition. Auction LOA Steve Grad/PSA/DNA and R&R COA.
