Known for its emphasis on detail, the Spielberger series shows in factory, test and combat photographs, and line drawings, all production models, prototypes and modifications of specific armor and military vehicles. Volume II is focused on Stürmgeschutz assault guns. All short and long gun versions, as well as the various support vehicles of the Sturmartillerie are described. The author has also included a concise history of the units that operated the type during the Second World War.