Historical clue formulations

• Brownish-gray — 2021-07-04
• Pressure over a debt — 2021-01-23
• Grayish-brown — 2016-10-18
• ___ & Bradstreet (credit-rating firm) — 2014-12-09
• Horse hue — 2013-09-22
• Bug about bills — 2012-04-21
• Bug for payment — 2011-02-06
• Grayish brown — 2010-04-09
• Grayish shade — 2009-12-19
• Dull shade — 2008-12-04
• Horse color — 2007-07-11
• Hound for bucks? — 2007-05-26
• Press for payment — 2005-03-15
• Dull-colored — 2005-03-06
• Demand payment — 2004-12-05
• Press for payment — 2004-10-06
• Grayish brown — 2004-05-28
• Pester for payment — 2003-04-10
• Press for payment — 2000-12-26
• Grayish brown — 2000-12-04
• Make demands of — 2000-05-06
• Press for payment — 1999-08-01
• Horse's hue — 1999-07-08
• Dull brown — 1999-04-14
• Press for payment — 1999-04-01
• Pester for payment — 1998-10-20
• Gloomy — 1997-08-23
• Horse color — 1997-02-20
• Horse of a different color — 1996-08-18
• Dark horse — 1994-02-05