Historical clue formulations

• Actor Williams of "Happy Days" — 2020-11-26
• Actor Williams of "Happy Days" — 2016-09-18
• ___ Williams, Potsie player on "Happy Days" — 2016-08-20
• Actor Williams of "Happy Days" — 2010-03-02
• Williams of "Happy Days" — 2007-12-12
• Actor Williams of "Happy Days" — 2006-09-24
• Williams of "Happy Days" — 2005-09-15
• Cap ___ in the Baseball Hall of Fame — 2005-01-23
• Williams of "Happy Days" — 2002-10-06
• Williams of "Happy Days" — 1999-04-25
• Cooperstown's Cap___ — 1996-03-15