Charles Oman

History of the Byzantine Empire: From the Foundation until the Fall of Constantinople (328–1453)

The Dark Ages

Seven Roman Statesmen (Serapis Classics)

A History of England

The Art of War in the Middle Ages A.D. 378–1515

A History of England Eleventh Edition

The Dark Ages

A History of the Peninsula War II

Warwick the Kingmaker

Wellington's Army

A History of the Peninsular War Volume I

The Art of War in the Middle Ages

A History of the Peninsular War – Vol. III

The Great Revolt of 1381

A History of the Peninsular War – Vol. II

The Outbreak of the War of 1914–1918

The Art of War in the Middle Ages

Seven Roman Statesmen

Warwick, the Kingmaker

Wellington's Army, 1809–1814