The Airplane Chums
Looking Forward to Action
Good-bye to the Aviation School
Starting for France
The Secret Sailing
Nearing the Barred Zone
Secret Enemies Aboard
Perils Within and Without
What Happened to Jack
The Attack on the High Seas
One Submarine Less
Safely Landed
The Zeppelin Raid on London
At the French Flying School
A Lucky Meeting on the Road
How Neal Won His Decoration
With the Lafayette Escadrille
Hovering Over Verdun
The Battle Below
Behind the French Lines
Off with a Bombing Unit
Wrecking a Munition Plant
Lost in a Sea of Clouds
In Great Luck
Mentioned for Promotion—Conclusion
