The two detectives glanced at each other casually and Bernard smiled at Graham.

“So you stayed at home alone?”

“Entirely alone. All the servants went, too. I sorted what I could find of Harrison’s papers, ready to turn them over to Mr. Brent as senior trustee. I got interested studying that bunch of company prospectuses in his desk. The whole lot of them came home about six and—”

“Including Joel Harrison?” interrupted Bernard.

Graham laughed nervously.

“Oh, yes. He went and came back fuming over the whole business. You never know how he’ll take anything. Ethel and I went up to our rooms. She was tired and nervous after the ordeal. She said the funeral seemed just horrible instead of sad, because Mr. Harrison had been murdered. So I got her to take a nap, dressed for dinner and went down to the library again. I sat down at Harrison’s desk to read prospectuses until the gong sounded—”

“What time did you get down to the library?”

“About seven, I should think.”

“Did you happen to notice the Japanese bow?”