“This book is useful for knowing how the ships were designed, what their characteristics were, etc. It is very useful not only to historians and enthusiasts but also to modelers because it carefully describes the different details between the various ships and even between the same ships at different times. Another beautiful book.” —On the Old Barbed Wire

“Black Swan Class Sloops covers a very important and significant class of Royal Navy warships during World War II, it is glorious in its appearance, and it is amazingly informative. Anyone with an interest in escort ships from this period needs to add it to their library immediately.” —Nautical Research Journal

“Black Swan Class Sloops focuses on the distinguished wartime escort vessels that played a leading role in winning the Battle of the Atlantic. It is a well-produced, high-quality book that maintains the high standards being set by an innovative and highly informative series.” —Warship