Then the wind spouted in at a ventilating hole--of which there was one on each side of the hut.
Gabriel had always known that when the fire was lighted and the door closed one of these must be kept open--that chosen being always on the side away from the wind.

Closing the slide to windward, he turned to open the other; on second thoughts the farmer considered that he would first sit down leaving both closed for a minute or two, till the temperature of the hut was a little raised.

He sat down.
His head began to ache in an unwonted manner, and, fancying himself weary by reason of the broken rests of the preceding nights, Oak decided to get up, open the slide, and then allow himself to fall asleep.

He fell asleep, however, without having performed the necessary preliminary.
How long he remained unconscious Gabriel never knew.

During the first stages of his return to perception peculiar deeds seemed to be in course of enactment.