"Mother," said Marjorie, the next day, "what is a bread-and-butter letter?"
"Why, dearie, that's a sort of a humorous term for a polite note of acknowledgment, such as one writes to a hostess after making a visit."
"Yes, that's what I thought. So I'm going to write one to Mrs. Geary."
"You may, if you like, my child; but, you know your fat