Interior view of commander's cupola showing a vision block still in place.

Back wall of turret showing commander's seat and flare pistol holder.

Commander's forward vision block.

Gunner's main gun elevation and turret traversing wheels.

The breech of the 75 mm KwK 40 L/43 main gun.

Loader's position showing coax machine gun mount and main gun safety.

View showing the bottom of the main gun ammo storage box behind the driver's position.

Volunteer Garry Redmon, top, Lyle Slaton, left, and Patton Museum curator Charles Lemons at work on the Panzer IV.

Brake access hatch was loosened to just this extent. A lot more work is needed.

Curator Charles Lemons works on gunner's controls as Lyle Slaton and Kevin Reid look on.