Who Killed Caldwell?

"HEAVEN be praised!" exclaimed Irving Caldwell, as he sat staring at a letter he had just read. "But I can't believe it," he went on, again scanning the page. "Come, children, come into the library and hear my news." The family were at the breakfast table in the dining room; and in front of it was the library, really the living room of the family. Across the wide hall was the great drawing room, and back of it a smoking and amusement room, for there were five young people in the house.