Space Exploration

Frank Reade Jr.'s Submarine Boat; or, to the North Pole Under the Ice

Sentenced to Prism

Across the Zodiac

Other Worlds

New Earth

The Galactic Rescue

The Proximity Of Stars

Jules Verne: 25 Greatest Books in One Volume (Illustrated Edition)

Islands of Space

The Purchase of the North Pole

Galactic Terror

Galactic Liberation

Galactic Force

Galactic Retribution

Bought a Moon Plot? Don't Blast Off Yet

I Own the Moon (But Here's Why I Don't)

Moondust Millionaire