The Motor Girls in the Mountains; or, The Gypsy Girl's Secret

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

The Boy Scouts of the Flying Squadron

The Automobile Girls at Washington; Or, Checkmating the Plots of Foreign Spies

The Girls of Central High on Track and Field Or, The Champions of the School League

The Woodcraft Girls in the City

The Girls of Central High at Basketball; Or, The Great Gymnasium Mystery

Missing at Marshlands Arden Blake Mystery Series #3

The Trail of the Green Doll A Judy Bolton Mystery

The Green Tent Mystery at Sugar Creek

The Black Police: A Story of Modern Australia

The Radio Girls at Forest Lodge; or, The Strange Hut in the Swamp