It was, however, in the matter of stolen picnics, of grand feasts in the old attic, etc., etc., that Betty was truly great. No one so clever as she in concealing a basket of delicious eatables, no one knew better what schoolgirls liked. She undoubtedly charged her own prices, but what she gave was of the best, and Betty was truly in her element when she had an order from the young ladies of Lavender House for a grand secret feast.