The Boy Aviators on Secret Service; Or, Working with Wireless

On the Edge of the Arctic; Or, An Aeroplane in Snowland

H. L. Sayler

Air Service Boys Flying for Victory; Or, Bombing the Last German Stronghold

Charles Amory Beach

Tom Swift and His Sky Racer; Or, The Quickest Flight on Record

Victor Appleton

Tom Swift Among the Diamond Makers; Or, The Secret of Phantom Mountain

Victor Appleton

Tom Swift and His Air Scout; Or, Uncle Sam's Mastery of the Sky

Victor Appleton

Pemrose Lorry, Camp Fire Girl

Isabel Hornibrook