Historical clue formulations

• Like rocks or clocks, but not a fox or ox — 2023-10-15
• Dead — 2018-01-26
• Going nowhere? — 2013-09-13
• Like a rock — 2008-08-09
• Lifeless — 2008-03-22
• Lifeless — 1994-06-04
• Lifeless — 1994-03-30