Ruth Fielding at the War Front; or, The Hunt for the Lost Soldier

Ruth Fielding in Alaska

The Boy Scouts Afoot in France; or, With the Red Cross Corps at the Marne

Ruth Fielding at Silver Ranch; Or, Schoolgirls Among the Cowboys

Ruth Fielding Down East; Or, The Hermit of Beach Plum Point

Ruth Fielding and the Gypsies; Or, The Missing Pearl Necklace

Ruth Fielding of the Red Mill; Or, Jasper Parloe's Secret

Ruth Fielding in the Great Northwest; Or, The Indian Girl Star of the Movies

Ruth Fielding At Sunrise Farm; Or, What Became of the Raby Orphans

Ruth Fielding Down in Dixie; Or, Great Times in the Land of Cotton

Mary Louise and the Liberty Girls

Ruth Fielding Homeward Bound; Or, A Red Cross Worker's Ocean Perils