He felt that his honor was at stake and that his reputation as a truthful man and a level-headed man was threatened.
While they wrangled, the fingers of Casey's right hand fumbled unobserved in the sling on his left, twisting together the two short lengths of fuse so that he might light both as one piece.

Even in his drunkenness Casey knew dynamite and how best to handle it.

Judgment might be dethroned, but the mechanical details of his profession were grooved deep into habit and were observed automatically and without the aid of conscious thought.
He braced himself against the dugout wall and raised his hand to the cigarette he had with some trouble rolled and lighted.

A spitting splutter arose, that would have claimed the attention of the three, had they not been unanimously engaged in trying to out-talk one another upon the subject of Casey's ability to kill a burro seventy-five feet away without a gun.
Casey glanced at them cunningly, drew back his right hand and pitched something at the burro.
"Y' watch 'im!" he barked, and the three turned around to look, with no clear conception of what it was they were expected to watch.
The burro jerked its head up, then bent to sniff at the thin curl of powder smoke rising from amongst the cans.

Paw and Hank and Joe were lifted some inches from the ground with the explosion.