Jack and Mark build an airship and head North, hoping to find a rare plant that grows only in Alaska. But a freak earthquake causes a chunk of the Earth, along with our protagonists, to fly into outer space.

Jack and Mark build an airship and head North, hoping to find a rare plant that grows only in Alaska. But a freak earthquake causes a chunk of the Earth, along with our protagonists, to fly into outer space.
Engels

Bomba the Jungle Boy

BOMBA THE JUNGLE BOY

Black Cat Weekly #88

Five Thousand Miles Underground

Lost on the Moon

Bomba, the Jungle Boy at the Giant Cataract

Dave Dashaway And His Giant Airship : Or a Marvellous Trip Across the Atlantic

Bomba the Jungle Boy

Dave Dashaway around the World : Or a Young Yankee Aviator among Many Nations

Bomba, the Jungle Boy in the Swamp of Death

Dave Dashaway, the Young Aviator : Or in the Clouds for Fame and Fortune