Ernst Busch, Otto von Knobelsdorff and Johannes Mayer

Generaloberst Ernst Busch (2nd from left, Oberbefehlshaber 16. Armee) with his officers. 2nd from right is Generalmajor Dr.rer.pol. Dr.-Ing. Johannes Mayer (Kommandeur 329. Infanterie-Division). The picture was taken 0n 13 July 1942 by Kriegsberichter von der Piepen.

From left to right: Generaloberst Ernst Busch (Oberbefehlshaber 16. Armee), Generalleutnant Otto von Knobelsdorff (Führer II. Armeekorps), and Generalmajor Dr.rer.pol. Dr.-Ing. Johannes Mayer (Kommandeur 329. Infanterie-Division). The picture was taken 0n 13 July 1942 by Kriegsberichter von der Piepen.

Source :
https://audiovis.nac.gov.pl/obraz/1776/
https://www.wehrmacht-awards.com/forums/forum/wehrmacht-era-militaria/photos-and-paper-items-forum/152358-general-photos/page117#post6443994