Historical clue formulations

• A.L. East team, on scoreboards — 2025-09-19
• NYY rival — 2024-08-15
• Logan Airport code — 2023-10-11
• The Bruins, on scoreboards — 2022-11-27
• A.L. East team, on scoreboards — 2022-11-10
• Cow genus — 2020-05-09
• One of the N.H.L.'s original six teams: Abbr. — 2020-03-22
• Winner of four World Series in this century, on scoreboards — 2019-07-10
• Diddley and Derek — 2017-06-11
• Team on which Larry Bird played, on scoreboards — 2016-06-03
• 2013 World Series winner, on scoreboards — 2014-09-08
• Cow genus — 2014-04-22
• A.L. East team, on sports tickers — 2013-12-28
• Fenway nine, on scoreboards — 2013-03-06
• A.L. East team, on scoreboards — 2012-03-23
• Logan Airport luggage letters ... and a hint to 17-, 27-, 49- and 64-Across — 2011-04-25
• A.L. East team, on scoreboards — 2009-06-24
• Jackson and Derek — 2008-10-21
• Baseball's Belinsky and Jackson — 2008-07-25
• A.L. city, on scoreboards — 2007-09-06
• Beantown, on scoreboards — 2007-04-22
• Baseball's Jackson and others — 2005-10-31
• 39-Across, on scoreboards — 2004-11-10
• A.L. city on scoreboards — 2003-06-15
• Diddley and Derek — 2003-04-30
• Cattle genus — 2002-02-08
• Derek and others — 2001-04-08
• Actor Hopkins and others — 1999-01-02
• Diddley and Derek — 1998-07-07
• Cattle genus — 1998-01-24
• Derek and Diddley — 1997-02-13
• Derek and Jackson — 1996-07-16
• Derek and Diddley — 1995-12-04
• Cattle genus — 1995-11-04
• Cattle genus — 1995-08-18
• Jackson and others — 1994-12-04
• Derek and others — 1994-08-19
• Balkans map abbr. — 1994-07-27