Historical clue formulations

• M.L.B. team that once went by OAK on scoreboards — 2026-02-15
• The first "A" in N.C.A.A.: Abbr. — 2016-06-06
• N.C.A.A. part: Abbr. — 2016-05-24
• Sports person: Abbr. — 2016-05-06
• Greek capital, to airlines — 2015-11-10
• N.C.A.A. division?: Abbr. — 2015-02-07
• Sports dept. — 2015-01-07
• Jock: Abbr. — 2014-01-04
• Sporting figure: Abbr. — 2012-12-20
• Greek capital, to airlines — 2012-10-17
• N.C.A.A. part: Abbr. — 2011-11-27
• Part of N.C.A.A.: Abbr. — 2011-11-13
• School dept. — 2011-05-28
• Part of N.C.A.A.: Abbr. — 2010-05-27
• Greece's capital, in its airport code — 2009-10-20
• School dept. — 2008-11-08
• Part of N.C.A.A.: Abbr. — 2008-07-06
• Letter getter: Abbr. — 2008-06-28
• Part of N.C.A.A.: Abbr. — 2008-03-17
• School dept. — 2008-01-25
• Letter wearer: Abbr. — 2007-07-06
• Part of N.C.A.A.: Abbr. — 2007-07-05
• N.F.L.'er or N.B.A.'er — 2007-06-22
• High-school dept. — 2007-05-13
• Jock: Abbr. — 2005-02-01
• School dept. — 2004-02-22
• Part of N.C.A.A.: Abbr. — 2003-10-23
• Olympian, e.g.: Abbr. — 2003-10-02
• Part of N.C.A.A.: Abbr. — 2003-06-14
• Part of N.C.A.A.: Abbr. — 2001-09-06
• Olympics entrant: Abbr. — 1998-12-20
• Part of N.C.A.A.: Abbr. — 1998-09-05
• Olympian: Abbr. — 1996-10-04
• N.C.A.A. participant: Abbr. — 1994-01-09
• Olympic abbr. — 1994-01-01
• Olympian: Abbr. — 1993-12-28