Historical clue formulations

• How model trains are built — 2023-03-30
• Proportional — 2016-05-04
• How architects' models are built — 2008-05-25
• Proportionately — 2008-04-24
• Like most maps — 2001-04-02
• Proportionately — 1998-01-03
• Proportional — 1994-10-13