Heinz Guderian and His Generals During Barbarossa

This picture was taken during Unternehmen Barbarossa, summer 1941. From right to left: Generaloberst Heinz Guderian (Oberbefehlshaber Panzergruppe 2), Generalleutnant Hans-Jürgen von Arnim (Kommandeur 17.Panzer-Division), General der Panzertruppe Joachim Lemelsen (Kommandierender General XXXXVII.Armeekorps), unknown officer, and Generalmajor Walther Nehring (Kommandeur 18.Panzer-Division). For the last ID (Nehring), it could be also Oberst Rudolf Bamler (Chef des Stabes XXXXVII.Armeekorps). In the background parked Panzerkampfwagen III

Source:
http://forums.gamesquad.com/showthread.php?104031-WW2-Photos/page26