• The Sky Pilot's Great Chase; Or, Jack Ralston's Dead Stick Landing
• Trackers of the Fog Pack; Or, Jack Ralston Flying Blind
• Flying the Coast Skyways; Or, Jack Ralston's Swift Patrol
• Eagles of the Sky; Or, With Jack Ralston Along the Air Lanes
• Wings Over the Rockies; Or, Jack Ralston's New Cloud Chaser