- E-bookAir Service Boys Flying for Victory or, Bombing the Last German StrongholdCharles Amory Beach
- E-bookThe Air Service Boys over the RhineCharles Amory Beach
- E-bookAir Service Boys Flying for FranceCharles Amory Beach
- E-bookAir Service Boys Over The Enemy's Lines The German Spy's SecretRobert Gaston Herbert
- E-bookAir Service Boys Flying for FranceCharles Amory Beach
- E-bookAir Service Boys in the Big Battle; Or, Silencing the Big GunsCharles Amory Beach
- E-bookAir Service Boys over the Atlantic Or, The Longest Flight on RecordCharles Amory Beach
- E-bookAir Service Boys In The Big BattleCharles Amory Beach
- E-bookAir Service Boys Over The Rhine Fighting Above The CloudsRobert Gaston Herbert
- E-bookAir Service Boys in the Big Battle; Or, Silencing the Big GunsCharles Amory Beach