There was something wrong.
It was too late now to go tinkering in the dark for trouble.

Plank understood that.

Coolly, as though utterly unaware that the machinery might not stand the strain, he started it full speed.

And when he stopped it at last Harrington's grist had been ground to atoms, and Quarrier had looked on without comment.

There seemed to be little more for them to do except to pay the miller.
"To-morrow," said Quarrier, rising to go.