Historical clue formulations

• Lou on six winning World Series teams — 2018-03-05
• Diamond's Lou — 2016-10-16
• Yankee who was the first major-leaguer to have his number retired — 2014-07-07
• The Iron Horse of baseball — 2010-12-24
• The Iron Horse — 2010-03-06
• He played 2,130 consecutive games — 2008-08-10
• Player with the first retired number in baseball — 2007-03-22
• Baseball hero called "Gibraltar in cleats" — 2004-07-30
• Ripken Jr. surpassed him — 2003-03-11
• FIRST BASEMAN — 2000-03-29
• ← Player with this retired number — 1997-10-05
• Two-time A.L. M.V.P. — 1994-01-05