And if he and Injun could prevent the others from committing that same mischief, the boys would be something like heroes.
As Whitey and Injun talked the matter over, Whitey reviewed what took place the night he overheard the whispered conversation in the bunk house.
"They talked about the mine," he said to Injun, "and about meeting on a certain date.

What day of the month is it ?" he asked.
By a miracle Injun happened to know the date, for John Big Moose had told him the day in September on which the ore was to be shipped, so Injun answered briefly, "Him thirty." "That was the date!" cried Whitey.

"They said the thirtieth of September." Other scraps of the men's whispered talk began to come to Whitey's mind, and to have meaning.

"They were to meet on that date, and they did.

That's what String Beans was loafing around here for, pretending to be lame.