Abstract Dr. Max Loewenstein's Social Democratic Party, Sozialdemokratische Partei Deutschlands, of Germany membership card, number 2052, issued August 29, 1945 in Berlin, Germany. The front cover is a type filled form with Max's name, occupation, address, member since date, membership district information, and member number. The back cover is a continuation of statutes and two stamps affirming that Max has paid his fees. Interior of the membership card is a chart of membership dues paid,...