The parties SPD, DDP and Center Party joined for the Reich presidential election 1925. Together they founded the so-called Volksblock, which supported Wilhelm Marx as a candidate. In the picture, the black-red-gold flag of the March Revolution, held by two men with the following text: "What the fathers imagined in 48, the grandchildren had realized in 18! Will you betray the banner, which Grimm and Uhland unrolls? Black, red and gold !! Vote the candidate of the Volksblock: Wilhelm Marx ".
