Oldenburg, Grand Duchy. A House And Merit Order Of Peter Frederick Louis, Commander’s Cross With Case, C.1900 Heer. A Flak/Artillery Hauptmann’s Service Tunic Service Unit Badge (in bronze

Service Unit Badge (in bronze gilt with enamels

scratches throughout on the edge

the stem of the leaf bearing the crowned "ERII" monogram flanked by the dates "1952" on the left and "1977" on the right

the eagle measuring 87 mm x 46 mm

Oldenburg, Grand Duchy. A House And Merit Order Of Peter Frederick Louis, Commander’s Cross With Case, C.1900 Heer. A Flak/Artillery Hauptmann’s Service Tunic Service Unit Badge (in bronze(Oldenburger Haus und Verdienstorden Komturkreuz mit Etui). Instituted 27 November 1838 by Grand Duke Paul Friedrich August. (1839 1920 issue). Constructed of gilded silver with multi coloured enamels, consisting of a Cross Patte with white enameled arms, the obverse with a central blue enameled medallion bearing a raised gilt monogram of Peter Frederick Louis, within a ring of red enamel bearing a gilt inscription of EIN GOTT, EIN RECHT, EINE