He had knocked it against the bunk edge in his sleep, he declared.

He'd dose 'er with iodine after a while, and she'd be all right.
Joe let it go at that, being preoccupied with other matters at which Casey could only guess.

He conferred with Paw outside the dugout after breakfast, called Hank away from the dish-washing and the three set off toward the tunnel with a brisker air than usually accompanied them to work.

Casey watched them go and felt reasonably sure of at least two hours to himself.
The first thing Casey did after he had made sure that he was actually alone was to remove the deadly stuff from the sling and lay it on a shadowed shelf where it would be safe but convenient to his hand.

Then, going to his bunk, he reached under the blankets and found the other stick of dynamite which he had not yet loaded.