World War I By H.P. Willmott. Published by Covent Garden Books in 2006. American Edition. The book is approx 10" x 1" x 12" and is in a good, used condition with some shelf-wear on the dust-jacket. From the animosity-filled years prior to 1914 through the Treaty of Versailles and from the European campaigns to naval battles, this book explains the causes of the war, the course the war followed, and what made it the most costly and destructive war in the world's history.