An Ns-Rkb Veteran Forty Year Membership Badge certificate_of_authenticity Knight's Cross on 20 June

Knight's Cross on 20 June 1941 as Oberleutnant zur See and commander of U-552 - 87th Oak Leaves on 11 April 1942 as Kapitänleutnant and commander of U-552

1943) on the reverse

his left hand tucked inside his pant's pocket

Bertin was awarded the Military Medal for bravery in the field

missing suspension

An Ns-Rkb Veteran Forty Year Membership Badge certificate_of_authenticity Knight's Cross on 20 JuneAn NS RKB Veteran Forty Year Membership Badge Nationalsozialistiches Reich Kreiger Bund". Two piece construction, bronze git with black and blue enamels, marked "GES. GESCH." on the reverse, 26. 3 mm, vertical pinback, light contact, extremely fine.