himself upon the rock with his lamp in his hand, and whistled softly, keeping time with his heels, for a full minute; then he grew tired of doing nothing, jumped off the rock and made a circuit of it, looking closely at it on all sides. It had cut a deep gash in the bluff as it came down, but Roy thought the ditch ought to have stopped it, because it was lower than the track. Somehow Roy could not bring himself to believe that it had come down with speed enough to run across a three foot ditch, up a hill that was eighteen inches high and six feet long, and stop so squarely in the middle of the track.
"There's something rather queer about it," soliloquized the young wheelman, as he moved around the obstruction. "Now, then, what's that?"
Just then something attracted his attention, and he bent over to examine it. It was the print of a foot in the soft earth at the end of one of the sleepers. Roy placed his own foot within it, and found, to his consternation, that it was at least a third larger than his shoe. Then he made another impression be-
