The Boy Allies in the Trenches / Midst Shot and Shell Along the Aisne

The Boy Allies at Jutland

The Boy Allies under Two Flags

The Boy Allies at Liege

The Boy Allies with the Victorious Fleets / Or, the Fall of the German Navy

The Boy Allies at Verdun / Or, Saving France from the Enemy

The Boy Allies in the Balkan Campaign / Or, the Struggle to Save a Nation

The Boy Allies on the Firing Line / Or, Twelve Days Battle Along the Marne

The Boy Allies with the Cossacks / Or, A Wild Dash over the Carpathians

The Boy Allies in Great Peril / Or, With the Italian Army in the Alps

The Boy Allies Under the Sea

The Boy Allies with Haig in Flanders / Or, the Fighting Canadians of Vimy Ridge

The Boy Allies with Uncle Sam's Cruisers

The Boy Allies with Pershing in France; Or, Over the Top at Chateau Thierry

The Boy Allies with the Terror of the Seas; Or, The Last Shot of Submarine D-16

The Boy Allies with Marshal Foch; or, The Closing Days of the Great World War

The Boy Allies in the Baltic; Or, Through Fields of Ice to Aid the Czar