Historical clue formulations

• Awful pun — 2020-01-28
• Many a dad joke — 2020-01-12
• "I started a boat-building business in my attic ... Now sails are going through the roof," e.g. — 2019-09-24
• "What do you call a fake noodle? An impasta," e.g. — 2016-08-20
• "Does the name Quasimodo ring a bell?," e.g. — 2013-03-15
• Certain witticism — 1997-09-19