When it comes to discussing tank aces of World War II, many people tend to focus on "Panzer Aces" and their accomplishments.

The Panzer IV for Germany and the T34 for the Soviet Union formed the backbone of their armored divisions for much of the war ...

The Panzer IV Ausf H was also fitted with a long-barreled L/48 gun, which was considered at least as effective as the 76.2mm (three-inch) main armament of the Soviet T-34.

Now, he says, he spent $2.5 million on the Panzer IV, a choice bit of history that he bought in July to add to his museum of military memorabilia housed in his Flying Heritage Collection in ...