An NSDAP Membership Badge by Boerger & Co, Berlin

Bronze with red, white and black enamels, marked "GES. GESCH." (Gesetzlich Geschützt) and maker marked "BOERGER & CO BERLIN S.O.16" on the reverse, 22.5 mm, pebbled button hole attachment, intact enamels, oxidation spot evident on the reverse, extremely fine.