Historical clue formulations

• Lawn-starting tool — 2026-04-14
• Sowing machine — 2025-12-10
• Farming machine — 2009-04-11
• Sowing machine — 2006-08-20
• Garden tool — 2006-05-25
• Furrow filler — 2004-11-24
• Farm machine — 2004-11-20
• Farm implement — 2004-06-13
• Sowing machine — 2002-03-01
• Farmer, at times — 2001-02-28
• Farm machine — 1999-07-27
• Farm device — 1997-12-07
• Farm machine — 1996-02-27