"My father, madam, my father!" replied the young girl.

She could not continue. But a sudden revelation dawned on the mind of each. They comprehended Mary's grief, why the tears flowed from her eyes, why the name of her father rose to her lips.

The discovery of Ayrton's treachery destroyed all hope. The convict, to entice Glenarvan on, had invented a shipwreck. In their conversation, overheard by MacNabb, his accomplices had clearly confessed it. The Britannia had never been wrecked on the reefs of Twofold Bay! Harry Grant had never set foot on the Australian continent!

For the second time an erroneous interpretation of the document had set the searchers of the Britannia on a false trail. All, in the face of this situation and the grief of the two children, preserved a mournful silence. Who then could have found words of hope? Robert wept in his sister's arms. Paganel murmured, in a voice of despair,—

CALM AND CLOUDINESS.

"Ah, unlucky document! You can boast of having sorely puzzled the brains of a dozen brave people!"

And the worthy geographer was fairly furious against himself, and frantically beat his forehead.

In the mean time Glenarvan had joined Mulready and Wilson, who were on guard without. A deep silence reigned on the plain lying between the wood and the river. Heavy clouds covered the vault of the sky. In this deadened and torpid atmosphere the least sound would have been clearly transmitted; but nothing was heard. Ben Joyce and his band must have fled to a considerable distance; for flocks of birds that sported on the low branches of the trees, several kangaroos peacefully browsing on the young shoots, and a pair of cassowaries, whose unsuspecting heads were thrust between the tall bushes, proved that the presence of man did not disturb these peaceful solitudes.

"You have not seen nor heard anything for an hour?" inquired Glenarvan of the two sailors.