Jagdpanzer 38 (Sd.Kfz. 138/2) Hetzer
German light tank destroyer of the Second World War, based on a modified Czechoslovakian Panzer 38(t) chassis. Fully operational with the exception of the 7.5 cm Pak 39 L/48 main gun and MG34 MG. (Wikipedia) American Heritage Museum, Stow/Hudson MA.