From their announcement:
The British Walker Compendium II: Roundhead is your comprehensive guide to using the British superscience walker Roundhead in Battlefield Evolution World at War: Gear Krieg.
The British Walker Compendium II: Roundhead takes a detailed look at the many types of this superscience walker for your British and Commonwealth forces from all theatres and periods of World War II! Each vehicle is detailed with back-ground information, factory variants, field modifications and a modelling guide.
Included are the Roundhead Mk I to V and I-AA; even the rare Roundhead Mk I Command is included. The book also pro-vides new Traits, an AFV force list and an extended British armoury to add to your games of World at War: Gear Krieg.
All units in this book are designed by the same principles as the existing vehicles in the Battlefield Evolution: World at War and Battlefield Evolution: Pacific War rulebook also written by Agis Neugebauer.
The book is down-loadable via the Wargames Vault.
This book requires the use of Battlefield Evolution: World at War, available from Mongoose Publishing.