Historical clue formulations

• Noted painter of soup cans — 2025-05-12
• "Campbell's Soup Cans" painter — 2025-01-06
• Source of multicolored Maos — 2018-06-14
• Creator of the 1966 underground film "Chelsea Girls" — 2017-04-14
• Subject of a Pittsburgh art museum — 2014-05-11
• Campbell's soup can painter — 2006-07-04
• Pittsburgh's ___ Museum — 2003-05-11
• "Brillo Box" artist — 1995-04-30
• MOMA artist — 1994-05-14
• MOMA work — 1994-02-11