'.this Navy Records Society edition makes what is undoubtedly an important study widely available for the first time.The naval staff histories generally reflect tactical doctrines current when they were written. Most are straightforward narratives that attempt to present engagements and campaigns in a factual manner. The Defeat of the Enemy Attack on Shipping , as Eric Grove explains, is a naval staff history with a difference. Indeed, in today's jargon this is a staff history with an attitude.The Defeat of the Enemy Attack on Shipping makes its case clearly, contains many insights and is based on rigorous analyses.' Northern Mariner '.

these two volumes provide historians of the Battle of the Atlantic with a vast amount of source materials and well analyzed statistics.' International Journal of Maritime History.