Panzer IV Ausf H in Ostland, key indicator is Soviet T-34 tracks in middle of front glacis between bow machine gun port on left and driver armor visor flap on right.
The rest of spare tracks on hull and turret are Panzer IV design. Tank numeral 923 indicates 9th Kompanie ( company ), 2nd Zug ( platoon ), 3rd vehicle in platoon. Tank passing in close proximity to entrenched infantry lines, as noted by single sitting infantryman very close to rolling tracks on lower left side. These spare T-34 tracks are in abundance throughout entire Ostland battlefield from destroyed Soviet wrecks and abandoned derelicts.