"I don't know."

"Like me?"

"I don't know. I never saw the face. The left arm is across the
face, and the right arm is waved,--violently waved. This way."

I followed his action with my eyes, and it was the action of an arm
gesticulating, with the utmost passion and vehemence, "For God's
sake, clear the way!"

"One moonlight night," said the man, "I was sitting here, when I
heard a voice cry, 'Halloa! Below there!' I started up, looked
from that door, and saw this Someone else standing by the red light
near the tunnel, waving as I just now showed you. The voice seemed
hoarse with shouting, and it cried, 'Look out! Look out!' And
then attain, 'Halloa! Below there! Look out!' I caught up my
lamp, turned it on red, and ran towards the figure, calling,
'What's wrong? What has happened? Where?' It stood just outside
the blackness of the tunnel. I advanced so close upon it that I
wondered at its keeping the sleeve across its eyes. I ran right up
at it, and had my hand stretched out to pull the sleeve away, when
it was gone."

"Into the tunnel?" said I.

"No. I ran on into the tunnel, five hundred yards. I stopped, and
held my lamp above my head, and saw the figures of the measured
distance, and saw the wet stains stealing down the walls and
trickling through the arch. I ran out again faster than I had run