Encyclopaedia of Etiquette

It is not permitted, however rainy the day may be and however fine and fresh her unprotected bonnet, for a woman to accept the shelter of an umbrella offered by a man who is a stranger to her. But when a woman is rescued from some peril by a man whom she does not know, it is right for her to follow the natural expression of her thanks by asking, May I know to whom I am indebted for such valuable assistance?
-from "In Public"

What are the duties of the debutante at an afternoon tea? Is one expected to tip the servants when one is a guest in another's home? Such were the conundrums that bedeviled proper ladies and gentlemen in times past, and Emily Host, etiquette maven, had all the answers.

If you've ever wondered whether 14 courses are required at a dinner party or if it's acceptable to serve only 8, how to deal with the awkwardness of a stranger who leaves a calling card, the best man's duty with regards to the groom's hat and gloves during the wedding ceremony, how to dress for the opera, or whether it is acceptable for a young lady to bring a maid with her to a weekend house party, then this is the book for you.

This 1921 edition of her classic guide to excruciatingly proper behavior is a delightful throwback to a more elegant time.