Purdue Boilermakers football - Wikipedia
Washington Commanders legend Dave Butz passes away at 72
Commanders Great Dave Butz Dead at 72 - Sports Illustrated
Top 10 Best Purdue College Football Players of All Time
Remembering Dave Butz, one of Washington's best
Dave Butz, Purdue grad who helped Washington win 2 Super Bowls, dies - WISH-TV, Indianapolis News, Indiana Weather
Hamilton named to CFB hall of fame ballot
Purdue DT Dave Butz Elected To College Football Hall of Fame - Hammer and Rails
Top 10 all-time NFL players from Purdue
Commanders Legend Dave Butz Dead At 72, Joe Theismann Mourns
Lowcountry Native Joe Hamilton Elected To College Football Hall of Fame