Bidspirit auction | German anti-Semitic postcard, caricature of

German anti-Semitic postcard, caricature of a Jewish figure titled ”Oppenheimer” by artist R. Bloos, published by Industrie-Verlag u. Druckerei Akt.-Ges., Dusseldorf - German anti-Semitic postcard. The card presents a pencil caricature of a stereotyped Jewish figure titled ”Oppenheimer. / Kraftig voll.”, signed by the artist R. Bloos. The reverse bears the inscription: ”Postkarte / Kunstlerkarten / Reihe: Wein Nr. 3 / Verlag: Industrie-Verlag u. Druckerei Akt.-Ges., Dusseldorf”. A document of antisemitism in Germany. Good condition.