A Lot of Four Second War German Membership Badges; all marked

A lot of four Second War German membership badges, consisting of 1) A Second Pattern RLB (Reichsluftschutzbund/National Air Raid Protection League) membership badge; horizontal pinback; maker marked with logo of Gustav Brehmer (Markneukirchen) and marked “Ges. Gesch.” on reverse; measuring 27 mm x 15 mm. 2) A NSKK (National Socialist Motor Corps/Nationalsozialistisches Kraftfahrkorps) membership badge; vertical pinback; maker marked “RZM M1/72” (Fritz Zimmermann, Stuttgart) on reverse; measuring 21 mm x 23 mm. 3) A DRL (German League of the Reich for Physical Exercise/Deutscher Reichsbund für Leibesübungen) membership badge; horizontal pinback; marked with maker logo of Hermann Aurich and marked “Ges. Gesch.” on reverse; measuring 17 mm x 15 mm. 4) A RDB (Reich Federation of of German Civil Servants/Reichsbund der Deutschen Beamten) membership badge; horizontal pinback; maker marked “M.O.S” and marked “Ges. Gesch.” on reverse; measuring 22 mm x 15 mm. Overall near extremely fine condition.