Historical clue formulations

• "Delphine" author Madame de ___ — 2016-02-07
• "Delphine" author Madame de ___ — 2015-03-29
• "Delphine" author Madame de ___ — 2014-09-24
• Author Madame de ___ — 2013-10-09
• "Delphine" author Madame de ___ — 2009-11-24
• Author Madame de ___ — 2008-11-22
• Belletrist Madame de ___ — 2000-09-22