Come on." Silently they crawled through the opening, the silt and fine rock rattling about them as they did so, to come upon fairly dry earth on the other side, and to start forward.

Under the rays of the carbides, they could see that the track here was in fairly good condition; the only moisture being that of a natural seepage which counted for little.
The timbers still stood dry and firm, except where dripping water in a few cases had caused the blocks to become spongy and great holes to be pressed in them by the larger timbers which held back the tremendous weight from above.

Suddenly, as they walked along.

Harry took the lead, holding his lantern far ahead of him, with one big hand behind it, as though for a reflector.

Then, just as suddenly, he turned.
"Let's go out," came shortly.
"Why ?" "It's there!" In the light of the lantern, Harry's face was white, his big lips livid.