The Alaskan Adventure
Franklin W Dixon
The Bicycle Thief
Crime in the Cards
The Crisscross Shadow
Danger in the Extreme
Daredevils
The Disappearing Floor
The End of the Trail
Extreme Danger
A Figure in Hiding
The Flickering Torch Mystery
Footprints Under the Window
The Ghost At Skeleton Rock
The Giant Rat of Sumatra
The Great Airport Mystery
The Haunted Fort
The Hidden Harbor Mystery
High-Speed Showdown
The House on the Cliff
Hunting for Hidden Gold
In Plane Sight
The Infinity Clue
Kickoff to Danger
Lost in Gator Swamp
The Lure of the Italian Treasure
The Mark on the Door
The Missing Chums
The Mystery Of The Aztec Warrior
The Mystery of the Black Rhino
The Mystery Of The Spiral Bridge
Passport to Danger
The Prime-Time Crime
The Secret of the Caves
The Secret of the Old Mill
The Secret Warning
The Shore Road Mystery
The Short-Wave Mystery
The Sinister Signpost
Terror at High Tide
Three Ring Terror
The Twisted Claw
The Wailing Siren Mystery
What Happened at Midnight
While the Clock Ticked