ADVENTURE OF BALD ARCHÆOLOGIST
fountain fringed with cool ferns and mosses. I would have given a thousand pounds to plunge my face into that.
I had a fine prospect of the whole ring of moorland. I saw the car speed away with two occupants, and a man on a hill pony riding east. I judged they were looking for me, and I wished them joy of their quest. But I saw something else more interesting. The house stood almost on the summit of a swell of moorland which crowned a sort of plateau, and there was no higher point nearer than the big hills six miles off. The actual summit, as I have mentioned, was a biggish clump of trees—firs mostly, with a few ashes and beeches. On the dovecot I was almost on a level with the tree-tops, and could see what lay beyond. The wood was not solid, but only a ring, and inside was an oval of green turf, for all the world like a big cricket-field. I didn't take long to guess what it was. It was an aerodrome, and a secret one. The place had been most cunningly chosen. For suppose any one were watching an aero-
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