Historical clue formulations

• Writer's starting point — 2025-02-26
• Summary of key points — 2018-12-03
• Sketch — 2015-03-22
• Writer's plan — 2014-12-29
• Silhouette — 2007-12-08
• Silhouette, essentially — 2000-10-11
• General sketch — 1999-12-05
• Writer's starting point — 1996-11-15
• Preliminary sketch — 1994-07-09