He concealed nothing but the fact that Keswick's cousin had had anything to do with the affair.

"If she wants him to know that," he thought, "she can tell him herself.

It is not my business to make any revelations in that quarter." He concluded the letter by informing Mr Keswick of the visit of the anti-detective, and warning him against any attempts which that individual might make upon his pocket, assuring him that the man could tell him nothing in regard to the affair that he now did not know.
After dinner, during which meal Miss March appeared in a very good humor, and talked rather more than she had yet done in the bosom of that family, Lawrence had his horse saddled, and rode to the railroad station, about six miles distant, where he posted his letter; and also sent a telegram to Mr Junius Keswick, warning him to pay no attention to any man who might call upon him on business connected with Croft and Keswick, and stating that an explanatory letter had been sent.
The anti-detective had left on a train an hour before, but Lawrence felt certain that the telegram would reach Keswick before the man could possibly get to him, especially as the latter had probably not yet found out his intended victim's address..