Historical clue formulations

• County on the Strait of Dover — 2024-04-27
• County that's home to the White Cliffs of Dover — 2024-04-21
• Superman, most of the time — 2023-06-28
• Smallville surname — 2023-03-08
• Clark of the Daily Planet — 2022-09-06
• Name of a family that took in an extraterrestrial — 2022-03-11
• Daily Planet reporter — 2021-11-14
• Superman's adoptive family name — 2021-01-19
• ___ State, home of the Golden Flashes — 2020-12-26
• Lane hugger? — 2020-11-14
• R. J. Reynolds brand — 2020-03-21
• Clark of the Daily Planet — 2019-04-29
• Clark of the Daily Planet — 2019-01-28
• King Lear's loyal servant — 2018-06-22
• Surname at the Daily Planet — 2018-06-15
• Superman without a cape — 2017-12-12
• Superman, at other times — 2017-01-29
• ___ State — 2016-03-16
• Clark ___ (Superman's alter ego) — 2016-01-11
• English county closest to Continental Europe — 2014-10-09
• Canterbury's home — 2014-09-27
• The Garden of England — 2013-12-14
• Clark ___, alter ego of Superman — 2013-11-25
• ___ State (Ohio university) — 2012-07-30
• Alter ego who carries a notepad — 2012-06-17
• Clark ___, Superman's alter ego — 2012-03-05
• Canterbury's county — 2011-04-26
• Cigarette that once advertised the "health benefits" of its Micronite filter — 2010-10-21
• British American Tobacco brand — 2010-08-29
• Reeve or Reeves role — 2009-11-22
• Classic cigarette brand — 2009-11-16
• Frequent phone booth user — 2009-05-16
• Colleague of 38-Across — 2007-11-03
• Setting for part of "King Henry VI, Part 2" — 2006-11-05
• County of Dover, Delaware … or Dover, England — 2005-12-18
• Superman sans cape — 2004-12-07
• Reporter Clark — 2004-09-07
• North Dakota senator Conrad — 2004-05-15
• Lane co-worker at the Daily Planet — 2003-04-01
• Smallville surname — 2002-12-21
• Longtime Lorillard brand — 2002-08-11
• Superman's surname — 2001-09-24
• Canterbury's home — 2001-02-17
• ___ State — 2001-02-09
• Superman, most of the time — 2000-05-22
• Clark of the Daily Planet — 2000-03-14
• Man hiding a cape — 2000-02-13
• County bordering London — 2000-02-03
• Reeve role — 1999-11-21
• Channel county — 1999-08-20