- World War Two (Battle of Stalingrad)
- German
- assault Infantry gun - 15-cm-schwere Infanteriegeschütz 33 (15 cm s.IG 33) on panzer III chassis
- designed and manufactured in 15 days, 24 were built.
- knowledge of making StuIG 33B could be used for the development of the future Sturmpanzer IV (Brummbär)
|