“And her name?” he inquired, when I had concluded.

“Eva Glaslyn, daughter of Lady Glaslyn.”

“Glaslyn!” he ejaculated. “Good heavens! Surely it can’t be the same!”

“Why the same?” I inquired.

“Oh, nothing!” he answered evasively, quickly seeking to allay my suspicions. “There was some mystery, or scandal, or something connected with that family once, if I recollect aright. I may, however, be mistaken in the name. At any rate, Mr Urwin, you’ve acted with tact and discretion, and discovered a most important fact.”

“What have you been doing?” I asked.

“Well,” he answered in hesitation, “the fact is, I’ve had a somewhat exciting experience.”

“Did you, then, discover the man?” I inquired anxiously.

“I met a man, but whether he was the one who made the appointment by telephone I don’t yet know,” he said. “I waited until a quarter to one, concealed behind some bushes, and presently saw a grey-haired old gentleman, well-dressed in frock coat, and silk hat, strolling in my direction. He was quite a dandy with well-pressed trousers, varnished boots, gold-headed cane and single eyeglass. His air was that of a lawyer or doctor. As if in search of some one he lingered in the vicinity, subsequently sitting upon a seat at the very end of the lake, the exact spot which had been indicated.”

“And what did you do?”