Historical clue formulations

• Yankees great dubbed "The Old Perfessor" — 2018-01-16
• Baseball's Old Professor — 2013-12-04
• First Mets manager — 2013-11-10
• Casey at the bat, once — 2012-07-19
• Yankee manager who wore #37 — 2010-10-28
• Manager of five straight World Series champions — 1998-05-24
• "Perfesser" Casey — 1996-07-21
• Quotable Yankee — 1996-05-03
• Baseball's Old Professor — 1994-03-03