from Peter's mine was added to the heap of Mother's coal in the cellar.
Afterwards Peter went out alone, and came back very black and mysterious.
"I've been to my coal-mine," he said; "tomorrow evening we'll bring home the golden diamonds in the chariot."
It was a week later that Mrs. Viney remarked to Mother how well this last lot of coal was holding out.
The children hugged themselves and each other in complicated wriggles of silent laughter as they listened on the stairs. They had all forgotten by now that there had ever been any doubt in Peter's mind as to whether coal-mining was wrong.
But there came a dreadful night when the Station Master put on a pair of old sand shoes that he had worn at the seaside in his summer holiday, and crept out very quietly to the yard where the Sodom and Gomorrha heap of coal was, with the whitewashed line round it. He crept out there, and he waited like a cat by a mousehole. On the top of the heap something small and dark was scrabbling and rattling furtively among the coal.
The Station Master concealed himself in the
