Historical clue formulations

• Labors like the Seven Dwarfs — 2026-09-23
• Digs for data — 2025-06-22
• Does groundbreaking work? — 2019-05-19
• Searches for the useful parts of, as data — 2015-06-18
• Goes for the gold? — 2011-12-25
• Brings up, in a way — 2006-07-14
• Explosive devices — 2003-10-06
• Goes for the gold? — 2001-05-05
• Gets ore — 2000-07-04
• Pits — 2000-05-04
• Ship danger — 1999-02-14
• Excavates — 1996-06-03
• They may be shafted — 1996-05-19
• King Solomon's excavations — 1995-07-18
• "King Solomon's _____" — 1995-06-12
• "Back to the salt _____" — 1995-05-01