COVER #1: Nagurski was the University of Minnesota's greatest football player. This combo cover features the Nagurski stamp, the 1969 college football centennial stamp, and the 1958 Minnesota statehood issue.
COVER #2: After college, Nagurski played for the Chicago Bears under legendary coach George Halas.
COVER #3: Vintage postcard of Memorial Stadium at the University of Minnesota, where Nagurski played.
Cover #4: Contemporary postcard of the University of Minnesota with the Nagurski stamp and the only other U of M alumni to appear on U.S. stamps--Hubert Humphrey and Roy Wilkins.