Historical clue formulations

• *Material for a sidewalk — 2026-04-23
• One out of a hundred? — 2025-10-10
• The Lincoln Memorial appeared on it until 2008 — 2024-08-25
• Minor change — 2024-06-14
• One in a hundred — 2024-02-23
• 1/5 of a nickel — 2023-12-04
• Little copper? — 2023-10-15
• Minor change — 2023-10-06
• Rapper Curtis Jackson, more familiarly — 2023-08-31
• *Concrete component — 2023-07-06
• U.S. government product made at twice the cost of what it's worth — 2023-03-11
• Minimal change — 2022-03-25
• Penny — 2021-06-21
• Bit of change — 2020-05-31
• Tenth of a dime — 2020-05-25
• Euro division — 2019-04-18
• Coin with Lincoln on it — 2019-01-28
• Word before sign or after red — 2018-11-23
• Lincoln's place — 2017-12-17
• Small change — 2017-11-14
• Euro denomination — 2017-04-12
• Dollar division — 2015-12-28
• 1850s Flying Eagle, e.g. — 2015-12-11
• Euro division — 2015-03-26
• Copper — 2014-10-22
• Penny — 2014-09-16
• 50 ___ — 2014-08-01
• Small price to pay — 2014-07-24
• Bit of dough — 2014-06-26
• Since 2010 it's had a shield on its back — 2014-03-15
• Small change in the eurozone — 2013-05-15
• Penny — 2012-05-01
• See 5-Down — 2012-03-30
• Euro fraction — 2011-12-14
• Flying Eagle, for one — 2011-07-30
• Small price to pay — 2010-10-21
• 50 ___ ("Candy Shop" rapper) — 2010-07-06
• Small change — 2009-04-23
• Copper — 2009-04-16
• Coin whose front was last redesigned in 1909 — 2008-08-12
• ¢ — 2008-08-04
• Minimal change — 2007-11-30
• ¢ — 2007-09-18
• Penny — 2007-09-03
• Fraction of a euro — 2007-05-23
• 1/100 of a euro — 2007-04-25
• Paltry payment — 2006-12-01
• Copper — 2006-11-12
• Small change — 2006-09-14
• Least change — 2005-10-16