PRINTED IN THE UNITED STATES OF AMERICA

Transcriber's Note

The DP team has failed to uncover any evidence that the copyright on this work was renewed.

Table of Contents

[CHAPTER 1] [1]
[CHAPTER 2][13]
[CHAPTER 3][25]
[CHAPTER 4][35]
[CHAPTER 5][48]
[CHAPTER 6][59]
[CHAPTER 7][68]
[CHAPTER 8][82]
[CHAPTER 9][92]
[CHAPTER 10][103]
[CHAPTER 11][114]
[CHAPTER 12][125]
[CHAPTER 13][134]
[CHAPTER 14][144]
[CHAPTER 15][156]
[CHAPTER 16][166]
[CHAPTER 17][177]
[CHAPTER 18][186]
[CHAPTER 19][194]
[CHAPTER 20][205]

ILLUSTRATIONS

[Frontispiece]
"She tried to get farther into the cave"[54]
They were completely surrounded by the jungle[57]
Astro kept his blaster aimed at the monsters[107]
His eyes probed the jungle for further movement[115]
"Mr. Sinclair!" cried Tom, suddenly relieved[161]
The Solar Guard troops landed on the rim of the canyon[189]
Sinclair wasn't able to get clear in time[210]