University of Virginia Library

LIST OF ILLUSTRATIONS, INCLUDING NINE DRAWINGS BY MR. DAN. BEARD, AND A DIAGRAM.

• The Callisto and the Comet Frontispiece
• The Callisto was going straight up 115
• The Signals from the Arctic Circle 127
• Diagram of the Comparative Sizes of the Planets 155
• The Ride on the Giant Tortoise 190
• A Battle Royal on Jupiter 208
• The Combat with the Dragons 342
• Ayrault's Vision 350
• They look into the Future 414
• The Return 474