Historical clue formulations

• Magical powder — 2020-04-05
• Dreamy romantic quality — 2014-03-30
• Space specks — 2013-08-11
• Hoagy Carmichael classic — 2009-07-14
• Hoagy Carmichael classic — 2000-09-07
• Prom finale by 64-Across — 1999-11-22
• Hoagy Carmichael classic — 1998-02-14
• Carmichael classic — 1997-07-13