He had scarcely re-entered the room and resumed his accustomed seat by
the window when Higgs announced her.

"A lady to see you, sir."

The lady was already in the doorway. She must have followed Higgs from
the hall, and now stood, hesitating, on the threshold.

"What name?" breathed Gimblet; but Higgs only shook his head.

The detective went forward and spoke to his visitor.

"Please come in," he said. "Won't you sit down?"

And he pushed a chair towards her.

"Thank you," said the lady, taking the seat he offered. "I hope I do not
disturb you; but I have come on business," she added, as the door closed
behind Higgs.

"Yes?" said Gimblet interrogatively. "You will forgive me, but I didn't
catch your name when my man announced you."

"He didn't say it," she replied. "I had not told him. I am sure you would
not remember my name, and it is of no consequence at present."

"As you wish," said the detective.

But he wondered who this unknown woman could be. When she said he would