Once, twice, three times he pulled frantically at the handle with all his force.

"Good God! Berrington," he cried, his face blanched to the lips, "we're locked in!"

Almost as he spoke, the serpent with head extended swept forward towards us, along the floor.

I held my breath. Escape from its venomous fangs was impossible.

We had been trapped!


CHAPTER III A HAMPSTEAD MYSTERY

With a shriek of alarm I leapt to the further side of the table which stood in the middle of the room, and at that moment hurried footsteps became audible.

Our wild shouts for help had evidently been heard, for someone was hurrying down the bare oak stairs into the hall.