Signature of Luftwaffe KC Recipient 'Herbert Isachsen'

In a very good condition a original signature on a postwar picture of Herbert Isachsen.
Oberfeldwebel Herbert Isachsen earned the German Cross in Gold on August 1, 1942 and the Knight's Cross of the Iron Cross on September 3, 1943 as Oberfeldwebel und Flugzeugführer in the 3. Staffel/ Lehrgeschwader 1.
The picture comes with his wartime acchievment record.

Code: 81736