What hat should Craig Biggio wear on his Hall of Fame plaque
How many MLB HOFers have a blank hat on their plaque? - Quora
Trades, uniform changes present Hall of Fame plaque cap dilemma
Larry Walker will wear Rockies hat on Hall of Fame plaque
MORE
Biggio's Big Moment Seton Hall Magazine
Here's Baseball's 2015 Hall of Fame Class
Craig Biggio 'kind of speechless' after visit to baseball Hall of
Larry Walker will wear Rockies hat on Hall of Fame plaque
Hall of Fame Class Includes Pedro Martinez, Randy Johnson, John
Jeff Bagwell enters the Hall with 2000's Astros cap - The Crawfish