“You’re sure?”

“Yes.”

“Without arousing suspicion?”

“Yes. I slept there last night.”

“ You did!”

“Yes.”

“How did you arrange that?”

“I rented it for a week.”

Bertha’s face darkened. “My God, you must think the agency’s made of money! The minute I turn my back on you, you go around squandering dough. We could have got in there just the same by telling the landlady we wanted to rent it, and—”

“I know,” I interrupted, “but I wanted to go over the place with a fine-tooth comb and see if there was anything that she might have left there, any clue to what had happened.”