Clair W. Hayes

• The Boy Allies at Liege
• The Boy Allies in Great Peril
• The BOY ALLIES In The BALKAN CAMPAIGN or The Struggle to Save a Nation. The Boy Allies of the Army Series #6.
• The Boy Allies On The Somme
• Big Five Motorcycle Boys on the Battle Line; or, with the Allies in France
• Boy Allies at Jutland
• Boy Allies at Jutland; or, the Greatest Naval Battle of History
• Boy Allies at Liège; or, Through Lines of Steel
• Boy Allies at Verdun
• Boy Allies in Great Peril; or, with the Italian Army in the Alps
• Boy Allies in the Balkan Campaign
• Boy Allies in the Balkan Campaign or the Struggle to Save a Nation