Actual postal covers from the city and date of the events picture the players and are signed by them. Includes: Yount 3000, Wood 20k, Santiago, Schmidt 500, Snider HOF, Seaver 300, Sutton 300, Ripken 2131, Ryan 5000, Righetti, Ripken innings, Mattingly Grand Slams, McCovey 500, Ryan 3000, McGwire 39th, Lasorda HOF, Joyner rookie, Reggie HOF, Reggie Mr. October, Reggie/Caldwell 500, Bo All Star, Hershiser/Drysdale, Gwynn 3000 (2 difft.), Davis HR, Canseco 40/40, Clark 1989 All Star, Carlton 4000, Carlton 2833, Keltner/Boudreau, 150th Anniversary (signed by Mickey Mantle, Ted Williams, Yaz and Frank Robinson). Mint.