Acre Plantation was a place to be avoided, day or night.
"There came a point," the Colonel went on, now well in his swing, "when I felt compelled to make investigations on my own account. I could not kill the thing by ignoring it; so I collected and analysed the stories at first hand. For this Twelve Acre Wood, you will see by the map, comes rather near home. Its lower end, if you will look, almost touches the end of the back lawn, as I will show you tomorrow, and its dense growth of pines forms the chief protection the house enjoys from the east winds that blow up from the sea. And in olden days, before my brother interfered with it and frightened all the game away, it was one of the best pheasant coverts on the whole estate."
"And what form, if I may ask, did this interference take?" asked Dr. Silence.
"In detail, I cannot tell you, for I do not know—except that I understand it was the subject of his frequent differences with the head keeper; but during the last two years of his life, when he gave up travelling and settled down here, he took a special interest in this wood, and for some unaccountable reason began to build a low stone wall round it. This wall was never finished, but you shall see the ruins tomorrow in the daylight."
"And the result of your investigations—these stories, I mean?" the doctor broke in, anxious to keep him to the main issues.
"Yes, I'm coming to that," he said slowly, "but the wood first, for this wood out of which they grew like mushrooms has nothing in any way peculiar about it. It is very thickly grown, and
