"Well, Chief," the detective replied in a low grating voice, "I just found out something I thought you could use right away. After I reported this noon, I ambled around to this Captain Leacock's house, thinking I might learn something from the house-boys, and ran into the Captain coming out. I tailed along; and he went straight up to the lady's house on the Drive, and stayed there over an hour. Then he went back home, looking worried."
Markham considered a moment.
"It may mean nothing at all, but I'm glad to know it anyway. St. Clair'll be here in a few minutes, and I'll find out what she has to say.—There's nothing else for to-day. . . . Tell Swacker to send Tracy in."
Tracy was the antithesis of Phelps. He was short, a trifle stout, and exuded an atmosphere of studied suavity. His face was rotund and genial; he wore a pince-nez; and his clothes were modish and fitted him well.
"Good-morning, Chief," he greeted Markham in a quiet, ingratiating tone. "I understand the St. Clair woman is to call here this afternoon, and there are a few things I've found out that may assist in your questioning."
He opened a small note-book and adjusted his pince-nez.
"I thought I might learn something from her singing teacher, an Italian formerly connected with the Metropolitan, but now running a sort of choral society of his own. He trains aspiring prima donnas in their rôles with a chorus and settings, and Miss St. Clair is one of his pet students. He talked to me,
