He might be dangerous." The Professor, out of breath, was leaning against one of the pillars, his arm passed around it for support.

Lenora, with Quest and French, searched hastily amongst the packing-cases.

Suddenly there was a loud crack, the sound of falling masonry, followed by a scream from Laura.

French, with a roar of anger, rushed towards her.

She was lying on her side, already half covered by falling bricks and masonry.