[He landed one blow on the nearest face.]

[One, swifter than the rest, dashed upon him.]

[The inky waters were ablaze with fire.]

[With the free hand he shot over a blow.]


CHAPTER I

The Message

Once more Chet, Walt and Diane are united in a wild ride to the Dark Moon—but this time they go as prisoners of their deadly enemy Schwartzmann.

In a hospital in Vienna, in a room where sunlight flooded through ultraviolet permeable crystal, the warm rays struck upon smooth walls the color of which changed from hot reds to cool yellow or gray or to soothing green, as the Directing Surgeon might order. An elusive blending of tones now seemed pulsing with life; surely even a flickering flame of vitality would be blown into warm livingness in such a place.

Even the chart case in the wall glittered with the same clean, brilliant hues from its glass and metal door. The usual revolving paper disks showed white beyond the glass. They were moving; and the ink lines grew to tell a story of temperature and respiration and of every heart-beat.