Historical clue formulations

• Unlike a cover: Abbr. — 2025-10-05
• Master: Abbr. — 2021-06-26
• Nee: Abbr. — 2015-12-13
• Not a copy: Abbr. — 2015-10-26
• Not a facsimile: Abbr. — 2014-05-13
• Before retitling: Abbr. — 2014-04-18
• Not a copy: Abbr. — 2013-09-17
• Not a copy: Abbr. — 2013-06-17
• One often duped: Abbr. — 2013-03-22
• Not a photocopy: Abbr. — 2012-10-29
• First: Abbr. — 2011-04-01
• Copier input: Abbr. — 2010-11-01
• Not a copy: Abbr. — 2010-10-21
• Not an imit. — 2010-08-29
• Not a copy: Abbr. — 2010-05-03
• Not a copy: Abbr. — 2009-10-20
• Not a dup. — 2008-06-17
• Not a reproduction: Abbr. — 2007-09-11
• Before markdown: Abbr. — 2007-04-29
• Before being retitled: Abbr. — 2007-02-09
• Xerox material: Abbr. — 2005-04-17
• It goes on a photocopier: Abbr. — 2004-04-12
• At first: Abbr. — 2004-02-01
• Pg. in a photocopier — 2002-12-11
• At first: Abbr. — 2002-07-25
• At first: Abbr. — 2002-05-05
• Copyrightable, in a way: Abbr. — 2001-11-15
• Xerox insert: Abbr. — 2000-11-02
• Photocopier's need: Abbr. — 2000-05-31
• Something copied: Abbr. — 2000-04-01
• Not a dup. — 2000-01-25
• Not a copy: Abbr. — 1999-12-07
• First ed. — 1999-08-26
• The first: Abbr. — 1997-05-27
• Not a copy: Abbr. — 1996-07-08
• Not a dupl. — 1996-02-08
• Not a copy: Abbr. — 1995-12-27
• Not a copy: Abbr. — 1995-08-21
• Not a copy: Abbr. — 1995-06-23
• Not secondhand: Abbr. — 1995-01-09
• Primary source: Abbr. — 1994-08-28
• First ed. — 1994-02-09