“I am afraid that there are no more tracks,” said the Inspector. “I have examined the ground very carefully for a hundred yards in each direction.”

“Indeed!” said Holmes, rising. “I should not have the impertinence to do it again after what you say. But I should like to take a little walk over the moor before it grows dark, that I may know my ground tomorrow, and I think that I shall put this horseshoe into my pocket for luck.”

Colonel Ross, who had shown some signs of impatience at my companion’s quiet and systematic method of work, glanced at his watch. “I wish you would come back with me, Inspector,” said he. “There are several points on which I should like your advice, and especially as to whether we do not owe it to the public to remove our horse’s name from the entries for the Cup.”

“Certainly not,” cried Holmes, with decision. “I should let the name stand.”