Historical clue formulations

• Carolyn ___, pen name on "Nancy Drew" books — 2021-05-11
• Writer Carolyn, the pen name of more than 10 authors of the Nancy Drew series — 2020-09-23
• Nancy Drew creator Carolyn — 2014-03-05
• Nancy Drew creator Carolyn — 2013-04-09
• New Hampshire's ___ State College — 2010-06-20
• New Hampshire college town — 2009-05-11
• Nancy Drew author Carolyn — 2008-10-14
• Carolyn who wrote Nancy Drew mysteries — 2008-09-09
• New Hampshire's ___ State College — 2007-09-21
• City ENE of Brattleboro — 2007-06-24
• New Hampshire college town — 2005-04-30
• City near Mount Monadnock — 2003-10-10
• City on the Ashuelot — 2001-03-03
• Nancy Drew author Carolyn — 2001-01-16
• New England city on the Ashuelot River — 2000-02-19
• "The Secret of the Old Clock" author — 2000-02-12
• Nancy Drew's creator Carolyn — 1999-12-20
• Nancy Drew's creator — 1998-09-02
• Nancy Drew's creator — 1997-08-25
• New Hampshire college town — 1997-06-15
• New Hampshire city — 1996-07-11
• Nancy Drew writer Carolyn — 1995-10-09
• Nancy Drew's creator — 1995-02-02
• City west of Manchester — 1994-05-29
• City on the Ashuelot — 1994-02-06