THE FORTRESS UNVANQUISHABLE
between them went the way, and it sloped upward and its sides were sheer. And beyond the abysses, where the way led up to the farther chambers of the fortress, Leothric heard the musicians playing their magical tune. So he stepped on to the way, which was scarcely a stride in width, and moved along it holding Sacnoth naked. And to and fro beneath him in each abyss whirred the wings of vampires passing up and down, all giving praise to Satan as they flew. Presently he perceived the dragon Thok lying upon the way, pretending to sleep, and his tail hung down into one of the abysses.
And Leothric went towards him, and when he was quite close Thok rushed at Leothric.
And he smote deep with Sacnoth, and Thok tumbled into the abyss, screaming, and his limbs made a whirring in the darkness as he fell, and he fell till his scream sounded no
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