“Now, if the hound doesn’t give us away,” muttered Dave, “we may get by without having a stick of dynamite tossed at us!” “The man would never do anything like that in here, Dave! The explosion would bring down the walls on him, too.” “How’re you going to tell what a crazy man’ll do? Huh?” “Have you still got the spear, Dave?” “Sure! Say, do you think I’d leave that behind?” “I wish there was some way to keep him from coming down in this chamber. Now that we know where the opening is, we could manage somehow to get up to that ledge and follow the new tunnel. I feel sure that it leads to a hole that we can get out of. If the hound goes with him and doesn’t give us away maybe the man will go on out in the open at the foot of the cliff.” “Sh-s-sh!” cautioned Dave. The increasing light,

