I drew out the case. She gave no sign of recognising it. I snapped it
open. "Is this the lost necklace?" I asked.
With a little cry, she seized upon it, examined the pearls, breathed
upon them, looked at the clasp. "Yes! Yes!" she exclaimed, joy
struggling in her face with an underlying terror. "Where did you get
it?"
"Out of a safe in Mr. Quarles' flat."
She looked at me stricken stupid.