Sturmgeschütz auf Mausfahrzeug – A set of drawings of a 15cm L/63 and 17cm L/53 Sturmpanzers was presented during a meeting at Krupp on 9 May 1944. These drawings showed ideas about a new StuG vehicle based on Maus chassis. A new meeting in 17 May 1944 at Porsche Krupp ensured the use of 15cm…