The Lost Continent
River Rivals
Shipwreck
The Night Raiders
Mission Accomplished
Operation Airlift
The Golden Dragon
The Dragon's Secret
The Blockade Runners
The Last Hope
Son of the Sahara
Gun Runners
Ambush
The Conspirators
Counter Plot
The Ghost Army
Trapped
The Valley of Ghosts
Daylight Robbery
Five Have a Mystery to Solve
The Life of Galileo
The Hunt in the Woods
The Crusader's Treasure
The Castaways
The Secret Door
High Tide
Whispering Island
