There is no danger here--at present!" Adam leaned forward, taking care, however, not to press his face against the glass.

What he saw would not under ordinary circumstances have caused concern to anybody.

With his special knowledge, it was appalling--though the night was now so dark that in reality there was little to be seen.
On the western side of the tower stood a grove of old trees, of forest dimensions.

They were not grouped closely, but stood a little apart from each other, producing the effect of a row widely planted.

Over the tops of them was seen a green light, something like the danger signal at a railway-crossing.