Historical clue formulations

• No Shave November growth, informally — 2026-01-11
• Noted facial feature of Einstein, informally — 2024-09-05
• Upper part of a Vandyke beard, informally — 2024-02-20
• It's just under one's nose, informally — 2022-09-09
• Part of a Vandyke, informally — 2019-03-17
• It may be right under your nose, informally — 2018-12-30
• Something just under one's nose, slangily — 2015-08-12