Related Clues:

• Big name in etiquette
• Author of the 1922 best-seller 'Etiquette'
• Adviser on dos and don'ts
• Author of 'The Blue Book of Social Usage'
• Etiquette book author
• Who once wrote 'Nothing is less important than which fork you use'
• Etiquette expert named the second most powerful woman in America in 1950