afv Panzerkampfwagen III / by Walter Spielberger afv/weapons profile Panzerkampfwagen IV / by Walter Spielberger afv/weapons profile Elefant and Maus (+E-100) / by Walter J. Spielberger and John Milsom afv/weapons series Schützenpanzerwagen SdKfz 251 / by Walter Spielberger. SdKfz 250 / by Peter Chamberlain and Hilary L.Doyle
