Yiddish and Polish translation:

United front against the Jewish worker

It will not help them

The masses of Jewish workers will overcome the front

(text on sign on building)

Sejm (Polish parliament)

(text on red flag)

Bund 4

Note: Confronting the Bund (workers) are the united "front" of Zionists (symbolized by Herzl, carrying a lance tipped with a Star of David) capitalists, orthodox Jewry and other interests