Historical clue formulations

• Ride a bike — 2024-08-05
• The seasons, e.g. — 2024-01-12
• See 1-Down — 2020-08-19
• Go biking — 2018-12-25
• Washer/dryer unit? — 2017-03-25
• New moon to new moon, e.g. — 2016-07-28
• Waxing and waning, e.g. — 2015-03-29
• Rinse or spin — 2013-06-11
• Four seasons, e.g. — 2012-09-09
• Spring, summer, fall and winter, e.g. — 2010-10-03
• Bike — 2010-07-22
• The four seasons, e.g. — 2008-10-21
• Go by bike — 2002-02-18
• Round — 1999-08-28
• Washing machine phase — 1999-08-04
• Rinse or dry, in a dishwasher — 1998-01-26
• Sunrise to sunset to sunrise, e.g. — 1997-11-26
• Full course — 1997-01-16
• Pedal — 1995-08-29
• Bike — 1995-02-23