“This is Friday,” I said. “Give us till Tuesday next for our final answer.”

“By all means,” replied Mr. Merriman. “Longer, my dear sir, if you like.” He took up his hat to go, and then addressed me again. “By the way,” he said, “your clients in Cumberland have not heard anything more of the woman who wrote the anonymous letter, have they?”

“Nothing more,” I answered. “Have you found no trace of her?”

“Not yet,” said my legal friend. “But we don’t despair. Sir Percival has his suspicions that somebody is keeping her in hiding, and we are having that Somebody watched.”

“You mean the old woman who was with her in Cumberland,” I said.