Had to have a new propeller, and a new crank-case for the motor--cost the old man at the ranch close to three hundred dollars before I turned her over to him, ready to take the air again.

That's including what he paid me, of course.

But I guess you know what it cost, when he handed you the bill." This was news to Johnny, news that made his soul squirm.

Lying there sick at the Rolling R ranch, he had not known what was taking place.
He had found his airplane ready to fly, when he was at last able to walk out to the corrals, but no one seemed to know how much the repairing had cost.

Certainly Sudden Selmer himself had suffered a lapse of memory on the subject.