Historical clue formulations

• Add color to — 2025-07-23
• Window shade — 2024-06-07
• Light shade — 2024-03-22
• Slight coloration — 2024-03-18
• Salon offering — 2024-03-15
• Windshield feature — 2024-02-13
• Glare reducer — 2023-05-04
• Window treatment — 2023-04-23
• Shade — 2022-11-17
• Coloring — 2022-09-09
• Window customization at an auto shop — 2022-02-08
• Stain — 2022-02-04
• Slight coloring — 2021-04-12
• Limo window feature — 2020-03-12
• Shade — 2020-01-18
• Window option — 2019-06-02
• Colorist's concern — 2018-08-19
• Specs spec — 2017-12-02
• Windshield feature — 2017-05-22
• Color shade — 2017-02-06
• Shade — 2017-01-29
• Salon job — 2016-09-23
• Hue — 2016-08-29
• Auto option patented by 3M — 2016-07-16
• Salon job — 2015-01-02
• Slight coloration — 2014-10-27
• Formatting palette choice — 2014-10-24
• Slight coloring — 2014-09-08
• Photoshop addition — 2014-02-15
• Coloring — 2013-06-22
• Window treatment — 2012-09-19
• Feature of some lenses — 2012-05-04
• Glare preventer — 2011-11-17
• Windshield glare reducer — 2010-10-25
• Shade of color — 2010-07-05
• Salon job — 2010-06-23
• Paint choice — 2009-05-31
• Color lightly — 2009-01-05
• Salon job — 2008-12-17
• TV control — 2008-05-27
• Glare reducer — 2006-12-03
• Sunroof option — 2006-11-25
• Windshield feature — 2006-06-20
• Hue — 2005-11-21
• TV control — 2005-06-03
• Windshield feature — 2005-03-27
• Glasses option — 2005-03-16
• Salon job — 2004-10-12
• Salon application — 2004-08-16
• TV control — 2004-02-21