All that... and a tank of gas: This 1971 World Series Champion Pittsburgh Pirates complete set, distributed at Arco gas stations, feature 10 of the 12 cards signed, including: Roberto Clemente, Bob Moose, Willie Stargell, Al Oliver, Gene Alley, Luke Walker, Richie Hebner, Dave Giusti, Steve Blass and Bob Robertson. Only Bill Mazeroski and Manny Sanguillen are unsigned, while only the Hebner is personalized. The signatures rate 8/10 and the photos are Near Mint. The period signatures date back to the early 1970s. Clemente has PSA LOA.