"Lay it down gently. Don't let it drop!" advised Harry.
"It looks innocent enough—just like a big bunch of vaseline wrapped in paper," commented Jimmie, depositing his burden on the ground.
"But for all that, the engine, and perhaps we boys, would have been blown to bits if we had started the machine with those things in the crank case!" advised Ned, approaching the spot.
"We're lucky!" Harry breathed. "How shall we get rid of it?"
"Let's drown it!" suggested Jack. "That's the best way!"
"It won't drown! They use it to blast under water!"
"Then we'd better explode it. Let's take it down to the beach, put it on that old piece of wreckage and shoot at it."
With the prospect of a little target practice this suggestion was accepted by all. No time was lost in securing automatics and ammunition. The boys were shortly at the spot indicated.
"Now, boys, I'll tell you what we'll do," spoke up Jimmie. "We'll pretend that we have caught the traitor and he's been sentenced to be shot at sunrise. These two sticks of dynamite will be the spy and we the firing squad. This is the wall. Are you ready?"