Hptm.Gotthard Handrick’s Bf 109 B coded 6*56. Note the letter ‘H’ inside the fuselage disc. Handrick, gold medalist at the 1936 Berlin Olympic Games, was appointed to command J/88 in July 1937 and would be credited with 5 victories. He would return 5 more during WWII and then exercise various commands, enabling him to survive the conflict. Handrick’s successor Hptm. Walter Grabmann subsequently flew this machine. Grabmann commanded J/88 from September 10, 1938.
available
here