followed another little discovery: a portion of soil fell inward as he scraped, and disclosed a small cavity. He lighted one match after another to help him to see of what nature the hole was, but the wind was too strong for them all. By tapping and scratching the sides with his knife, however, he was able to make out that it must be an artificial hole in masonry. It was rectangular, and the sides, top, and bottom, if not actually plastered, were smooth and regular. Of course it was empty. No! As he withdrew the knife he heard a metallic clink, and when he introduced his hand it met with a cylindrical object lying on the floor of the hole. Naturally enough, he picked it up, and when he brought it into the light, now fast fading, he could see that it, too, was of man's making—a metal tube about four inches long, and evidently of some considerable age.
By the time Parkins had made sure that there was nothing else in this odd receptacle, it was too late and too dark for him to think of undertaking any further search. What he had done had proved so unexpectedly interesting
