All was once more still and dark.
Then he struck a match and groped under the tree close by him.

Yes, there was the fallen branch.

But what had broken it?
He lit match after match, holding the light with his left hand while he turned over the dry ground with his knife.

Presently he brought up a handful of stones and earth, and laid them on a bit of ruined wall close by.

Stooping over them with his dim, sputtering lights, he presently discovered some terra-cotta fragments.
His eye, practised in such things, detected them at once.